geological specimen
Showing 641–660 of 1000 results
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Gemstones
Sapphire Crystal — Cornflower Blue — Exceptional Quality
Mohs hardness: 9$5,556.95 -
Geological Specimens
Amethyst Cathedral Geode — Half — Specimen Grade
Mohs hardness: 7$1,860.36 -
Curated Collections
Crystal Healing Skeptic’s Kit — 6 Specimens — Standard Set
Mohs hardness: —$134.09 -
Gemstones
Rough Emerald Crystal — Gem Grade
Mohs hardness: 7.5–8$5,332.44 -
Fossils
Brachiopod Cluster — Spirifer — Prepared Specimen
Mohs hardness: —$29.99 -
Gemstones
Grandidierite Crystal
Mohs hardness: 7–7.5$1,993.51 -
Minerals
Green Fluorite Cubic Cluster — Miniature
Mohs hardness: 4$28.19 -
Fossils
Crinoid Stem Section — Polished — Field-Collected
Mohs hardness: —$43.27 -
Curated Collections
Gift Set — ‘Wonders of Deep Time’ ($150) — Educational Edition
Mohs hardness: —$150.90 -
Minerals
Apophyllite Crystal Cluster on Stilbite — Miniature
Mohs hardness: 4.5–5$29.59 -
Minerals
Goshenite — White Beryl
Mohs hardness: 7.5–8$47.23 -
Gemstones
Star Ruby — Gem Rough
Mohs hardness: 9$3,765.72 -
Curated Collections
Gift Set — ‘Rarest Minerals’ ($500) — Gift-Boxed
Mohs hardness: —$492.66 -
Fossils
Eurypterid — Sea Scorpion — Exceptional Preservation
Mohs hardness: —$507.67 -
Fossils
Shark Teeth — Odontaspis Cluster — Exceptional Preservation
Mohs hardness: —$113.23 -
Minerals
Fluorapatite Crystal
Mohs hardness: 5$104.02 -
Minerals
Crocoite Crystal Cluster — Display Piece
Mohs hardness: 2.5–3$2,279.23 -
Curated Collections
Meteorite Collectors Set — 4 Specimens — Educational Edition
Mohs hardness: —$269.42 -
Meteorites
Carbonaceous Chondrite — CM2
Mohs hardness: 3–4$163.27 -
Fossils
Mosasaur Tooth on Matrix — Field-Collected
Mohs hardness: —$259.56