Category: ESCONI Gem, Mineral & Fossil Show
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #15: Macroneuropteris scheuchzeri
For this preview, we have a beautiful Macroneuropteris scheuchzeri (see Mazon Monday #39). This was collected from one of the Morris localities.
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #14: Aragonite from Ratanakiri Province, Thailand
Here is a beautiful piece of Aragonite from Ratanakiri Province, Thailand. It’s hard to believe we are just a week away from the show! See you there!
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #13: Hemimorphite from Mexico
This gorgeous specimen of Hemimorphite comes from Ojuela Mine, Mapimi, Durango, Mexico. It’s in great shape… no damage to the crystals.
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #12: Crinoids from the Bangor Formation in Alabama
Here’s a gorgeous plate of crinoids from the Bangor Formation of Western Alabama. These fossils date to the Upper Mississippian Chestertian Series. There are a couple other fossils on the piece, including Archimedes bryozoans and other crinoid calyxes. Come on out and check it out in less than two weeks!
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #11: Smokey Quartz
Today’s preview is a beautiful piece of smokey quartz. Come on out to the show and this stunning mineral specimen can be yours!
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #10: Merycoidodon (Oreodon) Jaw
For today’s preview, we have a nice Merycoidodon (Oreodon) Jaw from the Brule Formation near Chadron, Nebraska. The Brule Formation dates to the Oligocene about 34 and 30 million years ago. This jaw is in nice shape with six complete teeth. Show details can be found here
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #9: Yellow Fluorite from the Minerva Mine
We have an 11 pound chunk of yellow fluorite for this preview. It’s likely from the Minerva Mine in Cave in Rock, IL. Here’s another specimen from the Minerva Mine sold at the 2025 show.
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #8: A Tully Monster on Pit 11’s Opening Day!
Today is opening day of fossil collecting season at the Mazonia-Braidwood State Park. So, it’s only fitting that the preview for today is a Tully Monster. Here it is… we hope you get out, enjoy some fresh air, and find a Tully today!
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2026 ESCONI Gem, Mineral, and Fossil Show – Vendor List
The 2026 ESCONI Gem, Mineral, and Fossil Show will be here before you know it! Here is the vendor list. Exclusive Inspirations Wisconsin Janski Designs Illinois Rock’s Rocks Illinois Rock Stars Illinois Michael’s Mineral Exchange Illinois Fossil Hut Illinois Grab Your Rocks Illinois Lavin’s Gems Illinois KP Rocks and Minerals Michigan RockhoundMike Minerals Illinois Joe’s…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #7: Paleoctopus newbolti from Lebanon
This is the preview post #7 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. We…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #6: Higginsite from Bisbee, Arizona
This is the preview post #6 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. We…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #5: Large Archimedes sp. from Alabama
This is the preview post #5 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. Today’s…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #4: Halite
This is the preview post #4 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. Today’s…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #3: Acanthotelson stimpsoni
This is the preview post #3 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. For…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #2: Fluorite, Galena, and Barite From Bingham, NM
This is the preview post #2 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here. In…
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2026 ESCONI Gem, Mineral, and Fossil Show – Preview #1: Tully Monsters
This is the preview post #1 for the 2026 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2026 will be held on March 21th and 22nd at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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ESCONI 2026 Gem, Mineral, and Fossil Show – March 21st and 22nd, 2026
The ESCONI 2026 Gem, Mineral, and Fossil Show will be held on March 21st and 22nd, 2026 at the DuPage County Fairgrounds.
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2025 ESCONI Gem, Mineral, and Fossil Show – March 15th and 16th at the DuPage Fair Grounds
Day 1 report… Awesome! One more day, don’t miss it! Here are some photos! Lots of smiling faces at the welcome tables! Cuddle up with a Tully Monster… Charlie Shabica stopped by to say hello. Jack Wittry with Rich and Pete Rock Lots of books! Eric at the Junior tables More similing faces! Don busy…
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2025 ESCONI Gem, Mineral, and Fossil Show – March 15th and 16th at the DuPage Fair Grounds
Today is the day! Come on out! Photos from setup day… Live Auctions Displays
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #28: Dalmanites Trilobite
This is the preview post #28 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #27: Leonapis Trilobite
This is the preview post #27 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #26: Galena
This is the preview post #26 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #25: Spiropteris from Mazon Creek
This is the preview post #25 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #24: Ammonite from Germany
This is the preview post #24 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #23: Tullymonstrum gregarium!
This is the preview post #23 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #22: Kallidecthes richardsoni from Mazon Creek
This is the preview post #22 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #21: Cyclopteris from Mazon Creek
This is the preview post #21 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #20: Fluorite from Cave-In-Rock in Illinois
This is the preview post #20 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
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Throwback Thursday #256: Scenes from the 2018 Show
This is Throwback Thursday #256. In these, we look back into the past at ESCONI specifically and Earth Science in general. If you have any contributions, (science, pictures, stories, etc …), please send them to esconi.info@gmail.com. Thanks! email:esconi.info@gmail.com. Here are some scenes from the 2018 ESCONI Gem, Mineral, and Fossil Show, which was held on…
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2025 ESCONI Gem, Mineral, and Fossil Show – Preview #19: Oligocene Fossils From South Dakota
This is the preview post #19 for the 2025 ESCONI Gem, Mineral, and Fossil Show Live Auction. The ESCONI Gem, Mineral, and Fossil Show for 2025 will be held on March 15th and 16th at the DuPage Fairgrounds in Wheaton, IL, which is the same location as last year. All details can be found here.…
