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Showing 781–800 of 1000 results
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Fossils
Mammoth Molar — Field-Collected
Mohs hardness: —$597.16 -
Geological Specimens
Chalk with Flint Nodule
Mohs hardness: 1–7$32.05 -
Fossils
Dinosaur Tooth — Spinosaurus — Prepared Specimen
Mohs hardness: —$440.84 -
Minerals
Chalcopyrite Crystal on Sphalerite — Miniature
Mohs hardness: 3.5–4$50.87 -
Fossils
Eurypterid — Sea Scorpion — Exceptional Preservation
Mohs hardness: —$507.67 -
Meteorites
Seymchan Pallasite — Fragment
Mohs hardness: varies$1,563.67 -
Minerals
Ilvaite Crystal — Specimen Grade
Mohs hardness: 5.5–6$216.57 -
Fossils
Spider in Amber — Burma — Field-Collected
Mohs hardness: —$879.07 -
Gemstones
Sphene Crystal — Titanite — Gem Rough
Mohs hardness: 5–5.5$512.67 -
Curated Collections
Gift Set — ‘The Extraordinary Earth’ ($50)
Mohs hardness: —$51.14 -
Gemstones
Tsavorite Garnet Crystal
Mohs hardness: 7–7.5$4,638.95 -
Meteorites
Iron Meteorite — Toluca — Polished Face
Mohs hardness: 4–5$241.85 -
Geological Specimens
Oolitic Limestone — Large Specimen
Mohs hardness: 3$19.86 -
Meteorites
Sikhote-Alin Individual — Shrapnel — Etched Section
Mohs hardness: 4–5$197.49 -
Minerals
Crocoite Crystal Cluster
Mohs hardness: 2.5–3$1,498.49 -
Fossils
Ammonite — Opalized — Prepared Specimen
Mohs hardness: —$1,405.91 -
Minerals
Sillimanite Fibrous
Mohs hardness: 7–7.5$44.44 -
Minerals
Pyrrhotite Crystal — Display Piece
Mohs hardness: 3.5–4.5$140.08 -
Minerals
Moonstone with Adularescence — Specimen Grade
Mohs hardness: 6–6.5$443.47 -
Minerals
Pyrite Cube Cluster — Display Piece
Mohs hardness: 6–6.5$270.82