A Coral Dragon Mounted on a Mineral Specimen, Late Qing Dynasty.Estimate: $500 - $700Starting Bid$250Alameda, CAMichaan's Auctions4.5(547)
Collection of Mineral Specimens, 7Estimate: $200 - $400Starting Bid$50Astoria, NYAuctions at Showplace4.6(856)
Two Mineral Specimens: Calcite Cluster and GeodeEstimate: $50 - $100Current Bid - 1 bid$10Cranston, RIAssociated Estate & Appraisal Co.4.4(85)
Rare Rhodochrosite Polished Stalactitic Mineral SpecimenEstimate: $3,000 - $6,000Current Bid - 1 bid$1,000Wellington, FLDuran Auctions4.3(1)
Collection of Mineral Specimens, 4Estimate: $200 - $400Starting Bid$50Astoria, NYAuctions at Showplace4.6(856)
Collection Of Mineral & Coral SpecimensEstimate: $150 - $300Starting Bid$80Scotts Valley, CAClark's Auction Company4.6(529)
Ends in 3d 0hPyrite Cubic Crystal Mineral Specimens, 460g TotalEstimate: $10 - $40Current Bid - 6 bids$11Seattle, WASeattle Magpies4.4(39)
Collection of Mineral Specimens, 4Estimate: $200 - $400Starting Bid$50Astoria, NYAuctions at Showplace4.6(856)
Septarian Geode Mineral Specimen, Dragon Egg, 2032 gramsEstimate: $600 - $900Starting Bid$250Brea, CAInspired Auctions4.3(3)
Turquoise in Matrix Mineral SpecimenEstimate: $150 - $200Starting Bid$70Brea, CAInspired Auctions4.3(3)
(7) Petrified wood and mineral specimensEstimate: $5 - $50,000Starting Bid$5Spokane, WAMitch Silver Auctions
An Assortment of Loose Multi Color Semi Precious Gemstones and Mineral SpecimensEstimate: $10 - $100,000Current Bid - 1 bid$10Atlanta, GAGallery 634.6(308)
Ends in 4d 0hLot Of 4 Agate Rough Rock Mineral Specimens 1811gEstimate: $15 - $45Current Bid - 6 bids$21Seattle, WASeattle Magpies4.4(39)
Amazing Polished Malachite Mineral Specimen, 2000gEstimate: $400 - $600Starting Bid$175Brea, CAInspired Auctions4.3(3)
Ends in 4d 0hNative Copper, Super 7, Sunstone Assorted Rock Mineral Specimens LotEstimate: $10 - $70Current Bid - 6 bids$15Seattle, WASeattle Magpies4.4(39)
Lovely Freeform Chrysocolla and Malachite Mineral Specimen 497gEstimate: $200 - $300Starting Bid$100Brea, CAInspired Auctions4.3(3)
Ends in 2d 23hAzurite Raw Mineral Rock Specimens, 737g 1134gEstimate: $25 - $150Current Bid - 17 bids$110Seattle, WASeattle Magpies4.4(39)
Wonderful Freeform Malachite Mineral Specimen, 558gEstimate: $300 - $400Starting Bid$100Brea, CAInspired Auctions4.3(3)
Ends in 3d 23hRough Ruby In Zoisite Mineral Specimens Green Purple 802 G LotEstimate: $20 - $65Current Bid - 1 bid$5Seattle, WASeattle Magpies4.4(39)
Ends in 3d 0hAmber Rough Mineral Rock Specimens, 926g TotalEstimate: $40 - $120Current Bid - 3 bids$11Seattle, WASeattle Magpies4.4(39)
Ends in 3d 0hMixed Chalcedony Agate Mineral Specimens, Botryoidal Geode And Blue Rough, 235gEstimate: $10 - $35Current Bid - 1 bid$5Seattle, WASeattle Magpies4.4(39)
Ends in 3d 0hTwo Botryoidal Growth Mineral Specimens Yellow Orange White Crystal Matrix Lot 554gEstimate: $18 - $45Current Bid - 2 bids$5Seattle, WASeattle Magpies4.4(39)
A LARGE MINERAL SPECIMEN OF DESERT ROSEEstimate: £200 - £300Starting Bid£120Newbury, BerkshireDreweatts Donnington Priory4.4(35)
Rough Chrysoccola mineral specimenEstimate: $5 - $50,000Starting Bid$5Spokane, WAMitch Silver Auctions