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Showing 561–580 of 1000 results
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Gemstones
Spinel Crystal — Red — Gem Rough
Mohs hardness: 8$564.61 -
Minerals
Moonstone with Adularescence
Mohs hardness: 6–6.5$109.10 -
Minerals
Red Beryl Crystal — Specimen Grade
Mohs hardness: 7.5–8$26,033.17 -
Gemstones
Spinel Crystal — Cobalt Blue — Exceptional Quality
Mohs hardness: 8$997.13 -
Gemstones
Grandidierite Crystal — Exceptional Quality
Mohs hardness: 7–7.5$7,697.54 -
Minerals
Crocoite Crystal Cluster — Specimen Grade
Mohs hardness: 2.5–3$1,988.53 -
Gemstones
Diamond Crystal — Rough Octahedron — Gem Rough
Mohs hardness: 10$2,842.87 -
Minerals
Green Fluorite Cubic Cluster — Cabinet Specimen
Mohs hardness: 4$55.83 -
Minerals
Rhodonite Specimen — Display Piece
Mohs hardness: 5.5–6.5$65.18 -
Geological Specimens
Radiolarite
Mohs hardness: 6.5–7$43.33 -
Fossils
Fish Fossil — Knightia eocaena (Twin Plate) — Small Specimen
Mohs hardness: —$54.66 -
Gemstones
Black Opal — Collector Grade
Mohs hardness: 5.5–6.5$7,441.80 -
Minerals
Azurite-Malachite Crystal Cluster — Miniature
Mohs hardness: 3.5–4$361.96 -
Curated Collections
Fluorescent Mineral Set — 5 Specimens + UV Lamp — Deluxe Presentation
Mohs hardness: —$69.85 -
Minerals
Rose Quartz Sphere
Mohs hardness: 7$110.72 -
Meteorites
Sikhote-Alin Individual — Shrapnel — Large Slice
Mohs hardness: 4–5$86.56 -
Gemstones
Color-Change Garnet — Natural Crystal
Mohs hardness: 7.25$4,281.15 -
Curated Collections
Collector’s Gemstone Rough Box — 10 Specimens — Budget Edition
Mohs hardness: —$131.54 -
Fossils
Dinosaur Tooth — Spinosaurus
Mohs hardness: —$388.93 -
Fossils
Mosasaur Tooth on Matrix — Prepared Specimen
Mohs hardness: —$293.16