FEATURED4.50 Carat ---- Swiss Blue Topaz---- Cushion Cut---10.8 x 8.3 x 5.7mmEstimate: $50 - $80Starting Bid$5Oceanside, CACalifornia Gemstones4.1(28)
FEATURED4.38 Carats Natural Green Rutilated Peridot Pear Faceted Loose Gemstone, 88SCEstimate: $30 - $60Starting Bid$15Sathorn, BangkokLazo Heritage4.4(29)
FEATURED1.61 Carats Royal Blue Sapphire Square Cut Loose Gemstone, 40SEEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
FEATURED207.67ct Natural Spinel Rough Gemstone Parcel, Raw Spinel Crystals, 36TVEstimate: $30 - $60Starting Bid$15Sathorn, BangkokLazo Heritage4.4(29)
Fossil, Mineral and Bone Artefact CollectionEstimate: £10 - £20Starting Bid£5Harwich, EssexTimeLine Auctions Ltd.4.6(203)
Huge 6.5" Megalodon Shark Tooth, Serrated Pale Tan Crown, Natural EnamelEstimate: $8,000 - $12,000Starting Bid$4,000Louisville, COArtemis Fine Arts4.7(1.5k)
5.65 Carat -- Ceylon Taaffeite-- Emerald Step Cut-- 10.8 x 8.8 x 5.7mm ---HeatedEstimate: $8,500 - $10,500Starting Bid$100Oceanside, CACalifornia Gemstones4.1(28)
Kentrosaurus Dinosaur Shoulder Spike, Tendaguru Tanzania, Late Jurassic, 24"Estimate: $30,000 - $40,000Starting Bid$13,000Louisville, COArtemis Fine Arts4.7(1.5k)
Mosasaur Skull 30 Inch, Young Mosasaurus with Pterygoid Teeth, Late CretaceousEstimate: $15,000 - $22,500Starting Bid$7,500Louisville, COArtemis Fine Arts4.7(1.5k)
5.8 Inch Megalodon Shark Tooth, Creamy Tan Enamel, Dark Gray RootEstimate: $1,500 - $2,250Starting Bid$750Louisville, COArtemis Fine Arts4.7(1.5k)
Assorted Natural Mineral and Fossil SpecimensEstimate: $15 - $30Starting Bid$5Okemos, MIKellie's Estate Sales4.6(217)
Fossil Ichthyosaur Skull and Partial SkeletonEstimate: £2,000 - £3,000Starting Bid£900Harwich, EssexTimeLine Auctions Ltd.4.6(203)
FEATURED10.29 Carats Natural Madagascar Soft Pastel Pink Heated Ruby Oval Cabochon Loose Gemstone, 92WSEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
FEATURED100.23ct Natural Neon Blue Apatite Rough Parcel, 13SREstimate: $40 - $80Starting Bid$20Sathorn, BangkokLazo Heritage4.4(29)
FEATURED2.65ct Natural Siamese 6-Ray Black Star Sapphire Loose Gemstone, 19XYEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
FEATUREDAwesome Complete Baby Mosasaur Fossil Skull Display with StandEstimate: $25 - $50,000Current Bid - 2 bids$75Springtown, TXLEAP Auctions4.2(19)
Oreodont Fossil Skull with Articulated Jaw, Eporeodon Major, Full DentitionEstimate: $2,000 - $3,000Starting Bid$1,000Louisville, COArtemis Fine Arts4.7(1.5k)
Large Mosasaur Skull and Jaws, Prognathodon, Conical Teeth and Pterygoid TeethEstimate: $15,000 - $22,500Starting Bid$7,500Louisville, COArtemis Fine Arts4.7(1.5k)
8000 Year Old African Neolithic Stone ToolEstimate: $500 - $800Starting Bid$240Quakertown, PATRIBAL GATHERINGS4.7(339)
Buy NowLarge Fossil Whale Spine Display, Mineralized Vertebrae, Florida Find$8,000Louisville, COArtemis Fine Arts4.7(1.5k)
Ancient African Grinding Stone 8000 Years OldEstimate: $500 - $1,000Starting Bid$240Quakertown, PATRIBAL GATHERINGS4.7(339)
Fossil Ichthyosaur SkeletonEstimate: £5,000 - £7,000Starting Bid£1,800Harwich, EssexTimeLine Auctions Ltd.4.6(203)
Button Base Dovetail 4 1/16" Purple and caramel Flint Ridge Chalcedony, found Near Africa Road,Estimate: $3,000 - $4,000Current Bid - 1 bid$1,500Addison, ILLeonard Auction, a division of The Leonard Company4.6(632)
Southern Mammoth Tooth, Mammuthus meridionalis, Early Pleistocene, Eurasia, on StandEstimate: $1,800 - $2,500Starting Bid$800Louisville, COArtemis Fine Arts4.7(1.5k)
FEATUREDMonster 6 3/8" Polished Megalodon Prehistoric Shark Authentic Fossil ToothEstimate: $25 - $50,000Current Bid - 2 bids$75Springtown, TXLEAP Auctions4.2(19)
FEATURED2.29ct Natural Ethiopian Welo Solid Opal Cabochon Loose Gemstone, 7SNEstimate: $20 - $40Starting Bid$10Sathorn, BangkokLazo Heritage4.4(29)
Subhyracodon Rhino Skull with Associated Bones from One Animal, South Dakota, 25 InchEstimate: $16,000 - $22,500Starting Bid$8,000Louisville, COArtemis Fine Arts4.7(1.5k)
8000 Year Old African MillstoneEstimate: $600 - $900Starting Bid$300Quakertown, PATRIBAL GATHERINGS4.7(339)
Selenopeltis Buchii Spiny Trilobite Fossil on Matrix, Ordovician MoroccoEstimate: $1,500 - $2,250Starting Bid$550Louisville, COArtemis Fine Arts4.7(1.5k)
A fossilized crinoid & starfishEstimate: $700 - $900Starting Bid$350Santa Fe, NMTAOS Auction Co4.4(20)
Polished Megalodon Tooth with Pyrite, Miocene Fossil Shark Tooth on Custom StandEstimate: $900 - $1,300Starting Bid$450Louisville, COArtemis Fine Arts4.7(1.5k)
A Pre-historic hematite discoidal stoneEstimate: $700 - $900Starting Bid$350Santa Fe, NMTAOS Auction Co4.4(20)
A Pre-historic discoidal stoneEstimate: $700 - $900Starting Bid$350Santa Fe, NMTAOS Auction Co4.4(20)