Kentucky geodes

There are 3 boxes with 20-30 per box depending on the sizes! Total of between 60-90 rattling geodes in the 3 box lot! Skip to main content. Shop by category. Shop by category. Enter your search keyword. ... BOX OF KENTUCKY GEODES:6 BIG GEODES *6=21 LBS* ALL RATTLE!! (#296115943326) d***n (224) - Feedback left by buyer. Past 6 months.

Kentucky geodes. Sometimes all you need is to display them in your workstation or add to your collection. Here are a few more places to get gorgeous geodes from our favorite local rock shops. Cosmic Connections – 2117 8th Ave S, Nashville, TN 37204, United States. Amazon – We found that Amazon has a wide collection of geodes.

Most geodes are found in desert regions, but they can be found nearly anywhere that has limestone or volcanic rock in the environment. In the United States, geodes are most likely to be found in Indiana, Iowa, Missouri, Illinois, Kentucky and Utah. Across the globe, geodes are commonly found in Mexico, Australia, Brazil, Uruguay and …

The mid-Mississippian Epoch (Visáen, 331 to 347 million years ago) cherty dolomitic limestones and mudstones in the Woodbury - Elkins Church - McMinnville, Tennessee area - and further afield - have long been known to yield quartz "cauliflower" geodes similar to those from Keokuk, Iowa, Central Indiana, and Kentucky. While geodes have formed ...Are you looking to add a furry friend to your family? If you have your heart set on a sealed boxer puppy, then Kentucky might just be the perfect place for you. Sealed boxer puppie... Retrieve Kentucky oil and gas well header and associated data by searching on a number of parameters including geography, operator, farm name, record number, completion data, etc. Search results are displayed below in a tabular format, and locations of returned wells are displayed on the map tab (see below for limitations with this functionality). Kentucky lies in the southeastern part of the United States. Towards the northern border of the state, flows the Ohio River surrounded by the Ohio Valley. The valley is primarily composed of sedimentary rock resulting only in a few minerals such as fluorite, calcite, quartz, dolomite, geodes and pyrite. Kentucky has vast deposits of coal.Most geodes are found in desert regions, but they can be found nearly anywhere that has limestone or volcanic rock in the environment. In the United States, geodes are most likely to be found in Indiana, Iowa, Missouri, Illinois, Kentucky and Utah. Across the globe, geodes are commonly found in Mexico, Australia, Brazil, Uruguay and …Celestine Geode. In contrast to the rich blue of agate, celestine has a light blue to clear tone that reminds one of clear tropical waters on a sunny day. These geodes make for amazing displays, especially when paired with other mineral types. 4. Chalcedony Geode.

Discovering Kentucky Geodes in 2023. August 14, 2023 by Adam H. Unearth the hidden gems of the Bluegrass State! Dive into these prime locations and get your hands on some of the most sought-after geodes this year. Don’t miss out on this sparkling adventure! Kentucky: possibly the top spot in the nation to hunt for geodes.47 Certified Kentucky Rockhounding Sites In 2024. The rolling hills of Kentucky are not just a sight to behold, but a treasure trove for rockhounds. From the magnificent Mammoth Cave to the majestic Red River Gorge, our state is a playground for geology enthusiasts and an absolute must-visit for rockhounding adventures.Arkansas Geodes are very similar to a mix of Aragonite rich Kentucky Geodes and the Keokuk crystal geodes. Dugway Geodes. 6 to 8 million years ago, volcanic activity in Western Utah deposited an igneous rock called rhyolite. Trapped gases formed pockets in the rhyolite, which eventually became lined with chalcedony and quartz from groundwater.Use the oil and gas search page . Use * char for wildcard searches (exact by default). A core hole number is typically alphanumeric (e.g. BT-7 or DDH-2) and may be non-unique. Can correspond to a oil and gas well number. Age - Name (Stratigraphic Code) About stratigraphic codes note: Stratigraphic indexing of cores is still in progress.As a landlocked state, Kentucky might not be the first place that comes to mind when you think of beach destinations. Believe it or not, there are amazing beaches just a road trip ...$5 Mac Bowls are back 4/3, now with KFC Nuggets – hand-breaded in KFC's Original Recipe®, the same top-secret blend of 11 herbs and spices that ma... $5 Mac Bowls are back 4/3, now...MEDIUM Flat Rate Box of Kentucky AGATE Geodes. Out of stock. Kentucky has a wide variety of Geode Agates for sale. Moss Agate, Blue Chalcedony Agate, Banded Agate, Cloud, Plume, eye, Imperial Red Black Kentucky Agate.Around the Kentucky River and the tributaries of Green River, geodes have also been found. Some other locations include Hardin, Lincoln, Boyle, Bullitt, Green, Maeda, and Pulaski counties. Three types of flint can be found in Kentucky, namely the Hornstone Flint, Fort Payne Flint, and the Sonora Flint, each alluding to their respective regions.

Welcome to KY Geode! Use the menu links on the left to search for Kentucky Geological Survey data and publications. Or connect to KGS map services for locating geologic …There are 300+ Geodes in the box! Even a geodized snail or two! Rock Gardens,Lapidary,Pond and Landscaping,Crafts,Etc! There uses are many! This will give you a box that weighs 24 lbs. These Geodes&Nodules have many uses:Rock Gardens,etc. but are often broken open and "searched" for the crystals,etc. inside!Shipping costs for USPS are $14.00 per medium flat rate boxes and $18.00 per large flat rate box not to exceed 300 pounds per trip. For larger geodes that exceed box size or for Fedex shipping price varies. The geodes come to you uncleaned, straight from our site to packaging. You can be as specific as you’d like. Kentucky Geode Cut Half. Saw Cut Geode Half with XL Crystalline and Botryoidal vug formations. This is a classic Kentucky "rattler" geode from Russell County Kentucky. It has extremely sparkling crystals in stunning growth patterns. This specimen measures 5.7 x 2.9 x 3.2 Inches (14.5 x 7.5 x 8.2cm) and weighs 33.2 oz or 2.08 lbs (943g)

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Apr 23, 2024 · Identify geodes by finding round or egg-shaped rocks with a bumpy surface texture. Ensure the geode is lighter than other similar-sized rocks. Open the geode on-site by wrapping it in a sock and cracking it with a hammer and chisel. You could also use a saw at home, or bring it to a professional. Part 1. Geodes are scattered globally, with renowned geode hunting grounds in the American Midwest, Brazil, and Mexico. We’ve crafted a thorough guide to unearthing geodes, showcasing many unique places to explore. Within the United States, states like Iowa, Missouri, and Kentucky are fertile grounds for geodes. While they are discoverable globally ...The place to shop for Kentucky geodes, agates, minerals & fossils for your collection. We collect in remote locations in the Kentucky Knobs area to bring you the most unique …Kentucky Agate Geode - Estill County- 6 Pair Lot - FREE Ship -Plus Rock Rewards. Brand New. $75.00. Free shipping. Kentucky Agate Trio Lots Of Banding and Color On These 3 14oz Gems. Brand New. $35.00. or Best Offer. $6.72 shipping. 0 bids. 16h 32m. Kentucky Agate Gorgeous Double Stone Polished Yellow White Banding 1lb 6.5oz Gem.Celestine Geode. In contrast to the rich blue of agate, celestine has a light blue to clear tone that reminds one of clear tropical waters on a sunny day. These geodes make for amazing displays, especially when paired with other mineral types. 4. …

Jan 24, 2024 · Rockhounding Sites in Central Kentucky. Central Kentucky is a treasure trove for rockhounds, especially with its abundance of geodes. The Warsaw Formation, running through the heart of the region, offers a bounty of these crystal-filled wonders, waiting to be cracked open. Home. Rocks and Minerals. Sedimentary Rocks. Sedimentary rocks are the most abundant rock type exposed at the surface of the earth and cover about 99 percent of Kentucky.Adult tickets to the Bible-themed park will run you $40 By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of...$5 Mac Bowls are back 4/3, now with KFC Nuggets – hand-breaded in KFC's Original Recipe®, the same top-secret blend of 11 herbs and spices that ma... $5 Mac Bowls are back 4/3, now...BOX OF KENTUCKY GEODES:4 BIG GEODES *4=19 LBS* ALL RATTLE!! (#296050021772) See all feedback. Back to home page Return to top. More to explore : Geode, Unopened Geode, Amethyst Geode, Large Geode, Geode Slices Display Specimens, Collectible Trinket Boxes, Collectible Ice Boxes, Metal Ammo Box, Vintage …THESE ARE ALL RATTLERS! The rattlers will be between 1" TO 4" AND TOGETHER THE 3 BOXES WEIGH ABOUT 55-60 LBS! There are 3 boxes with 20-30 per box depending on the sizes! Total of between 60-90 rattling geodes in the 3 box lot!You’ll find a vast collection of geodes here, including complete kits for those who enjoy the cracking part. Arizona Rock Shops – 4107 AZ-68, Golden Valley, AZ 86413, United States. Desert Gardens International Rock – …Use the oil and gas search page . Use * char for wildcard searches (exact by default). A core hole number is typically alphanumeric (e.g. BT-7 or DDH-2) and may be non-unique. Can correspond to a oil and gas well number. Age - Name (Stratigraphic Code) About stratigraphic codes note: Stratigraphic indexing of cores is still in progress.

Home. Rocks and Minerals. Sedimentary Rocks. Sedimentary rocks are the most abundant rock type exposed at the surface of the earth and cover about 99 percent of Kentucky.

The Kentucky Derby is one of the most iconic events in the United States, and it’s a great opportunity to dress up and show off your style. But what should men wear to the Derby? H...Indiana & Kentucky Geode Hunt May 2009 By James Johnson ([email protected]) Hey All, I was recently joined by Jim Ericson and Ralph Burley on a trip to Indiana and Kentucky to collect a few more geodes for our collections. After several email discussions, we decided to meet up in the Bloomington area. One heck of a storm front passed through ...1. Fluorite. Fluorite is among the stones found in Kentucky, and the state actually has some great examples of it. Fluorite is a mineral comprised of CaF₂, or calcium fluoride. It comes in many different colors, and it’s among the most common stones for beginning rockhounds to purchase. Rainbow fluorite, a green and purple variant, is very ...Geodes with quartz (large and/or micro), dolomite, calcite, sphalerite, pyrite, etc can get very interesting when there’s combinations. Keep your eye out for smaller minerals, like pyrite “dusting” on quartz or dogtooth calcite crystals. Also for micro-sized crystals of chalcopyrite, galena, sphalerite, marcasite, etc hidden inside the geode.Sunday sales of liquor are permitted in Kentucky; however, local ordinances govern whether or not the sale of liquor on Sunday is allowed in each city. In Louisville, Ky., liquor c...Nov 29, 2023 · Kentucky is a state that’s rich in geodes, and you can find these gorgeous rocks in all shapes and sizes. The most common crystals that you’ll find inside Kentucky geodes are quartz and calcite. Although the most common quartz and calcite color is transparent, some rockhounds do find smokey quartz and darker calcites within these geodes. Once you’ve found a rock that looks like it could be a geode, it’s time to put it to the test. Tap the rock gently with a hammer or another hard object. If it sounds hollow, it’s likely a geode. This is because the air pocket inside the rock creates an empty space that will produce a distinct sound when tapped.Jan 15, 2024 · Scolecite Geode. Scolecite with heulandite matrix geode photo provided by Geology Wonders. Scolecite geodes are like frozen fireworks, with their delicate, needle-like crystals that burst out in all directions. They contain scolecite, a mineral that’s known for its thin, long crystals and often pearly white color.

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Geode. A geode ( / ˈdʒiː.oʊd /; from Ancient Greek γεώδης (geṓdēs) 'earthlike') is a geological secondary formation within sedimentary and volcanic rocks. Geodes are hollow, vaguely spherical rocks, in which masses of mineral matter (which may include crystals) are secluded. The crystals are formed by the filling of vesicles in ... Are you excited about the upcoming Kentucky Derby? As one of the most prestigious horse racing events in the world, it’s no wonder that millions of fans eagerly await its arrival. ...KGS Home > Geology of Kentucky Geodes in the Fort Payne, Borden, and Salem-Warsaw Formations -- References . Barwood, H.L., and Shaffer, N.R., no date, Observations on silicification in geodes from the Mississippian Sanders Group of Indiana and Kentucky[accessed 2008] Chowns, T.M., and Elkins, J.E., 1974, The origin of …Other geodes are completely filled with crystal, being solid all the way through. These types of geodes are called nodules. An eBay seller by the name of Miranda8912 , based out of Liberty, KY, always has an interesting and goodly assortment of these mysterious hollow crystalline rocks for sale, including ones that rattle.ALL THESE ARE 1” TO 2”. There are 93 geodes in the box! Rock Gardens,Lapidary,Pond and Landscaping,Crafts,Etc! There uses are many! This will give you a box that weighs 20 lbs. These Geodes&Nodules have many uses:Rock Gardens,etc. but are often broken open and "searched" for the crystals,etc. inside!There are 4 big Geodes in the box that together weighs 21 lbs. Rock Gardens,Lapidary,Pond and Landscaping,Crafts,Etc! There uses are many! These Geodes&Nodules have many uses:Rock Gardens,etc. but are often broken open and "searched" for the crystals,etc. inside!Once you’ve found a rock that looks like it could be a geode, it’s time to put it to the test. Tap the rock gently with a hammer or another hard object. If it sounds hollow, it’s likely a geode. This is because the air pocket inside the rock creates an empty space that will produce a distinct sound when tapped.17 reviews. 26 helpful votes. Looking for a place to get geodes. 10 years ago. Save. We will be traveling from Atlanta to Chicago and want to stop in Kentucky to get geodes. I have looked online and am coming up empty except for Big Mike's Rock Shop.5 days ago · Kentucky break your own geodes, $4 per pound. No two are the same, many different types of minerals all collected by myself in Kentucky, some hollow some solid, round rocks. order are 5 pounds for 1 quantity selected. $20 plus shipping or free shipping on orders $100 and higher. Usually 3-6 geodes are included per every 5 pounds. Mini KY break your own geodes (665) $ 6.00. Add to Favorites Banded Agate Slice Gemstone, Natural Dyed Multi Color Agate Slice, Wholesale Agate Crystal, Geode Polished Slabs for Wirewrap Jewelry Stone (765) Sale Price $3.00 $ 3.00 $ 9. ...Kentucky Fried Chicken (KFC) is one of the most popular fast-food restaurants in the world. With its signature fried chicken, KFC has been tantalizing taste buds for decades. KFC’s...Crystalline minerals like quartz grow from the rock into the hollow space inside the geode. Some geodes are solid, as the crystals have completely filled the interior. The Green River and Kentucky River valleys are both good locations to find geodes. The official state rock of Kentucky is agate, which is a specific variety of quartz geode. ….

Cumberland Falls Mining Company – 7351 KY-90, Corbin, KY 40701, United States; Lost River Cave – 2818 Nashville Rd, Bowling Green, KY 42101, United States; Kentucky Gem Mining Laws And Regulations. The Kentucky Department of Fish and Wildlife Resources (KDFWR) regulates recreational gem hunting in the state. Gem hunting is allowed on any ...You’ll find a vast collection of geodes here, including complete kits for those who enjoy the cracking part. Arizona Rock Shops – 4107 AZ-68, Golden Valley, AZ 86413, United States. Desert Gardens International Rock – …Millerite in a geode from Kentucky, USA. A mineral is a naturally-occurring, solid, inorganic, crystalline substance having a fairly definite chemical composition and having fairly definite physical properties. At its simplest, a mineral is a naturally-occurring solid chemical. Currently, there are over 4900 named and described minerals - about ...2 Lbs Whole Natural Unopened Uncut Break Your Own Geodes Kentucky Geode Crystals Minerals Gems Rocks Stones Lapidary Material Agate Quartz (102) $ 7.77. Add to Favorites 100 count whole unopened uncut mini geodes jewelry size lapidary cutters Kentucky bulk geode crystals minerals gems stones rocks cabbing (102) $ 23.33. Add to Favorites ...5 days ago · Kentucky break your own geodes, $4 per pound. No two are the same, many different types of minerals all collected by myself in Kentucky, some hollow some solid, round rocks. order are 5 pounds for 1 quantity selected. $20 plus shipping or free shipping on orders $100 and higher. Usually 3-6 geodes are included per every 5 pounds. Retrieve Kentucky oil and gas well header and associated data by searching on a number of parameters including geography, operator, farm name, record number, completion data, etc. Search results are displayed below in a tabular format, and locations of returned wells are displayed on the map tab (see below for limitations with this functionality).Discovering Kentucky Geodes in 2023. August 14, 2023 by Adam H. Unearth the hidden gems of the Bluegrass State! Dive into these prime locations and get your hands on some of the most sought-after geodes this year. Don’t miss out on this sparkling adventure! Kentucky: possibly the top spot in the nation to hunt for geodes.Kentucky Geodes are spherical or oblong rocks filled or partially filled with minerals. When a geode is broken, the minerals inside are revealed. Most geodes are completely filled with minerals, most often quartz. The quartz can be massive, crystalline, or layered, which is a variety called agate. Hollow geodes have an outer shell or rind of ... Kentucky geodes, Rockhounding Sites in Central Kentucky. Central Kentucky is a treasure trove for rockhounds, especially with its abundance of geodes. The Warsaw Formation, running through the heart of the region, offers a bounty of these crystal-filled wonders, waiting to be cracked open., This entry was posted on April 27, 2021 by Anne Helmenstine (updated on February 28, 2024) A geode is a rock that contains minerals or crystals deposited from minerals in water. A geode is a hollow rock containing minerals or crystals deposited by mineral-rich water. The word “geode” comes from the Greek word for “Earth-like.”., I absolutely love the state of Kentucky and the rich mineral and fossil hunting opportunities that the state offers. We were traveling back to Florida from M..., Most geodes are found in desert regions, but they can be found nearly anywhere that has limestone or volcanic rock in the environment. In the United States, geodes are most likely to be found in Indiana, Iowa, Missouri, Illinois, Kentucky and Utah. Across the globe, geodes are commonly found in Mexico, Australia, Brazil, Uruguay and …, Kentucky Geological Survey interactive geologic map. A responsive, interactive map that provides detailed geologic information along with water, oil, gas, coal data for the …, Updated January 11, 2024. Barite photo provided by Saphira Minerals. The rolling hills of Kentucky are not just a sight to behold, but a treasure trove for rockhounds. From the …, Friday – Sunday: 9:30AM – 6PM. Phone: 270-773-5144. Website: www.bigmikesrocks.com. Located near Mammoth Cave, Big Mike’s Cave City is a gift shop that stocks unique crystals and souvenirs alike. The store has a small town gift shop’s atmosphere, offering high-end rocks and geodes from all around the world., Have you ever wondered if there is a hidden fortune waiting for you? Well, in Kentucky’s state treasury, there may be unclaimed money just waiting to be discovered. Many individual..., Digging in Hall's Gap, KY. I am just getting into rock collecting and have never gone digging before. I am headed to KY soon and will be passing by Hall's Gap, which after a little googling I found is a popular site for finding geodes. However, there seems to be conflicting information on whether this site is actually open, and as I have never ..., Retrieve Kentucky oil and gas well header and associated data by searching on a number of parameters including geography, operator, farm name, record number, completion …, Other geodes are completely filled with crystal, being solid all the way through. These types of geodes are called nodules. An eBay seller by the name of Miranda8912 , based out of Liberty, KY, always has an interesting and goodly assortment of these mysterious hollow crystalline rocks for sale, including ones that rattle., The Kentucky Derby is one of the most iconic events in the United States, and it’s a great opportunity to dress up and show off your style. But what should men wear to the Derby? H..., 17 reviews. 26 helpful votes. Looking for a place to get geodes. 10 years ago. Save. We will be traveling from Atlanta to Chicago and want to stop in Kentucky to get geodes. I have looked online and am coming up empty except for Big Mike's Rock Shop., Geode. A geode ( / ˈdʒiː.oʊd /; from Ancient Greek γεώδης (geṓdēs) 'earthlike') is a geological secondary formation within sedimentary and volcanic rocks. Geodes are hollow, vaguely spherical rocks, in which masses of mineral matter (which may include crystals) are secluded. The crystals are formed by the filling of vesicles in ..., KY Basemaps. Basemaps (ESRI) Map Layers. Note: the layers are grouped by type. Expand each group to turn off/on individual layers in a group. And make sure to turn the group on to display those layers. Print. This print tool currently honors the default opacity/transparency of each layer (if you change the opacity of a layer, the updated ..., Around the area are a railroad cut, local streams, and rivers full of geodes waiting for people to collect. Besides geodes, people have been able to find fluorite and agates within the city of Danville. 5 Mount Vernon. An hour away from Lexington is the city of Mount Vernon, which’s full of places for you to go rock collecting in Kentucky., Kentucky break your own geodes, $4 per pound. No two are the same, many different types of minerals all collected by myself in Kentucky, some hollow some solid, round rocks. order are 5 pounds for 1 quantity selected. $20 plus shipping or free shipping on orders $100 and higher. Usually 3-6 geodes are included per every 5 pounds., Item details. Single large break your own Kentucky geodes, varies in size and weight, from 3.5 - 8 pounds. $15 each, plus shipping, or free shipping on orders $100 and up. Geodes have form many types of minerals, crack one open and be surprised, randomly selected, some geodes are hollow and some are solid, some geodes have agate others …, The bottom layer is mostly clay in which you can find crinoid stems and brachiopods. Above this layer, you find a layer of shale that is about three to four feet thick. Above this layer, and extending upwards of 10 feet is the layer the geodes are in. About 95 percent of the geodes at this location are quartz lined., Finding Fossils in Kentucky. Kentucky has abundant fossils. Some parts of the state have more fossils than others. We do not have published lists of fossil-collecting localities, but fossils are not generally hard to find where rock is exposed at the surface. You may want to contact the Kentucky Paleontological Society, or other rock and fossil ..., It is used to dissolve the iron oxide (brown) stain on all minerals. Fill a plastic one gallon container 3/4 full with distilled water. Pour in the OA crystals and stir for five minutes. Be careful not to inhale any powder when adding the crystals. Once the OA is dissolved top off the container to a full gallon. , In a lot of ways, agates have inclusions, while geodes are inclusions in the host rock. It’s an important distinction to make. But the biggest difference is the fact that geodes are a specific form of mineral, while agates are a specific type of mineral. Any comparison between them should take that into account., Quartz (Druzy) $0.7 – $1.5. As you can see, the price of a Geode is deeply influenced by the kind of crystals it contains. To have a little more fun and to satisfy your curiosity, let’s look at how much Geode is worth depending on …, Kentucky Geodes are spherical or oblong rocks filled or partially filled with minerals. When a geode is broken, the minerals inside are revealed. Most geodes are completely filled with minerals, most often quartz. The quartz can be massive, crystalline, or layered, which is a variety called agate. Hollow geodes have an outer shell or rind of ..., Sometimes all you need is to display them in your workstation or add to your collection. Here are a few more places to get gorgeous geodes from our favorite local rock shops. Cosmic Connections – 2117 8th Ave S, Nashville, TN 37204, United States. Amazon – We found that Amazon has a wide collection of geodes., Rockhounding Sites in Central Kentucky. Central Kentucky is a treasure trove for rockhounds, especially with its abundance of geodes. The Warsaw Formation, running through the heart of the region, offers a bounty of these crystal-filled wonders, waiting to be cracked open., There are 23 Geodes in the box! THESE ALL RATTLE . They are 1” to 4”. Rock Gardens,Lapidary,Pond and Landscaping,Crafts,Etc! There uses are many! These Geodes&Nodules have many uses:Rock Gardens,etc. but are often broken open and "searched" for the crystals,etc. inside!, Once you’ve found a rock that looks like it could be a geode, it’s time to put it to the test. Tap the rock gently with a hammer or another hard object. If it sounds hollow, it’s likely a geode. This is because the air pocket inside the rock creates an empty space that will produce a distinct sound when tapped., Fun Facts About Geodes. The worlds largest geode is claimed to be in the state of Ohio. Crystal Cave was discovered in 1887 as workers for the winery were digging a well. The crystal-laden cave is located about 40 feet below the surface. The crystals have a blueish color and are made of strontium sulfate., Retrieve Kentucky oil and gas well header and associated data by searching on a number of parameters including geography, operator, farm name, record number, completion data, etc. Search results are displayed below in a tabular format, and locations of returned wells are displayed on the map tab (see below for limitations with this functionality)., This is something I've been dying to do for a LONG time! Thanks to @PaleoCris sharing this location I was able to stop on the way up to my Moms in Michigan a..., Aug 4, 2022 · 1. Fluorite. Fluorite is among the stones found in Kentucky, and the state actually has some great examples of it. Fluorite is a mineral comprised of CaF₂, or calcium fluoride. It comes in many different colors, and it’s among the most common stones for beginning rockhounds to purchase. Rainbow fluorite, a green and purple variant, is very ... , Crystalline minerals like quartz grow from the rock into the hollow space inside the geode. Some geodes are solid, as the crystals have completely filled the interior. The Green River and Kentucky River valleys are both good locations to find geodes. The official state rock of Kentucky is agate, which is a specific variety of quartz geode.