geological specimen
Showing 741–760 of 1000 results
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Fossils
Ammonite — Hildoceras bifrons
Mohs hardness: —$233.05 -
Minerals
Kunzite Crystal
Mohs hardness: 6.5–7$465.31 -
Fossils
Horseshoe Crab — Limulus — Prepared Specimen
Mohs hardness: —$1,575.89 -
Gemstones
Jet Carved Specimen — Cabinet Specimen
Mohs hardness: 3.5–4$254.99 -
Minerals
Rose Quartz Sphere — Display Piece
Mohs hardness: 7$71.92 -
Gemstones
Rough Emerald Crystal — Gem Grade — Exceptional Quality
Mohs hardness: 7.5–8$2,342.12 -
Minerals
Calcite Dog-Tooth Cluster
Mohs hardness: 3$143.68 -
Fossils
Plant Fossil — Sigillaria — Exceptional Preservation
Mohs hardness: —$37.68 -
Curated Collections
Educational Kit — ‘First Rocks’ (Ages 8+)
Mohs hardness: —$51.31 -
Gemstones
Paraíba Tourmaline — Neon Blue — Gem Rough
Mohs hardness: 7–7.5$60,731.14 -
Minerals
Kyanite Crystal — Cabinet Specimen
Mohs hardness: 4.5–7 (directional)$61.71 -
Geological Specimens
Fulgurite — Desert Glass Tube — Field Specimen
Mohs hardness: 5.5–6$22.14 -
Fossils
Brachiopod Cluster — Spirifer — Museum Replica
Mohs hardness: —$57.99 -
Gemstones
Demantoid Garnet — Horsetail Inclusion — Gem Rough
Mohs hardness: 6.5–7$9,537.44 -
Gemstones
Kornerupine Crystal — Exceptional Quality
Mohs hardness: 6.5$1,311.77 -
Meteorites
Darwin Glass — Tasmania
Mohs hardness: 5.5$94.29 -
Minerals
Rhodonite Specimen — Display Piece
Mohs hardness: 5.5–6.5$65.18 -
Gemstones
Black Opal — Large Example
Mohs hardness: 5.5–6.5$14,101.24 -
Minerals
Dioptase Crystal Cluster
Mohs hardness: 5$525.45 -
Minerals
Wollastonite Spray — Display Piece
Mohs hardness: 4.5–5$45.08