Save2025Agate Basin (Flintridge Chert) - 4 5/16" - Putty COACaliburn Auction House 4.3(18)See Sold Price
Save2025Agate Basin (Burlington Chert) - 4 1/8" - Stermer COACaliburn Auction House 4.3(18)See Sold Price
Save2025Agate Basin (Tan Chert, Calhoun Co. IL) - 4 13/16" - Rogers COACaliburn Auction House 4.3(18)See Sold Price
Save2025Vintage Moss Agate Sterling Silver Necklace 15 Inch 20 GramsGolden Age Jewelry Auctions4.5(57)See Sold Price
Save20254 3/16" Agate Basin. Burlington Chert. Illinois. Ex Matt Roos. Putty COA. Tony Putty Artifacts4.6(415)See Sold Price
Save20254 3/4" Agate Basin. Recovered in Illinois. Burlington Chert. Ex Matt Roos. Putty COA.Tony Putty Artifacts4.6(415)See Sold Price
Save2025Complete Unopened 'Discovery' Agate Crystal Geode Collection [3]TimeLine Auctions Ltd.4.6(197)See Sold Price
Save2025Cut and Polished Felt Backed Agate Geode Coaster Set [6]TimeLine Auctions Ltd.4.6(197)See Sold Price
Save2025Large Cut and Polished Agate Crystal Geode Half Collection [3]TimeLine Auctions Ltd.4.6(197)See Sold Price
Save20252.50 Cts Green Agate & Diamond 18KGP Designer EarringsU.S. Auction Gallery4(627)See Sold Price
Save20256.20 CT Green Agate & Diamond Designer Bracelet $2,200U.S. Auction Gallery4(627)See Sold Price
Save20259.79 CT Green Agate & Diamond Designer Bracelet $1405U.S. Auction Gallery4(627)See Sold Price
Save2025(2) Natural agate slices on custom iron stands, from local estate, nice overall condition, theyJMW Auction Service4.6(490)See Sold Price
![Cut and Polished Agate Slice Collection [6]: Comprising six polished slices displaying attractive red, brown, and grey banding. 644 grams total, 10.9-12.5 cm (4 1/4 - 4 7/8 in.). [6, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Grego](https://p1.liveauctioneers.com/1191/394547/218646313_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
![Cut and Polished Agate Slice Collection [6]: Comprising six elongated slices with attractive banding and some crystal-lined. 285 grams total, 9.5-11.8 cm (3 3/4 - 4 5/8 in.). [6, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory,](https://p1.liveauctioneers.com/1191/394547/218646273_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
![Cut Agate Crystal Geode Half Group [100]: Comprising one hundred miniature geode halves, suitable for crafting purposes. 734 grams total, 18-43 mm (3/4 - 1 3/4 in.). [100, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bott](https://p1.liveauctioneers.com/1191/394547/218646281_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
![Complete Unopened 'Discovery' Agate Crystal Geode Collection [3]: Comprising three rounded geodes. 415 grams total, 46-76 mm (1 3/4 - 3 in.). [3, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. TimeLine Auc](https://p1.liveauctioneers.com/1191/394547/218646261_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
![Cut and Polished Felt Backed Agate Geode Coaster Set [6]: Comprising six graduated slices displaying grey and dark brown banding. 525 grams total, 8.5-10.4 cm (3 3/8 - 4 1/8 in.). [6, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley](https://p1.liveauctioneers.com/1191/394547/218646329_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
![Large Cut and Polished Agate Crystal Geode Half Collection [3]: Comprising three large cut sections displaying brown and blue banding. 2.39 kg total, 9.9-14.2 cm (4 - 5 5/8 in.). [3, No Reserve] From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd](https://p1.liveauctioneers.com/1191/394547/218646253_1_x.jpg?height=280&quality=70&sharpen=true&version=1761835626&width=280)
