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Showing 101–120 of 1000 results
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Gemstones
Spinel Crystal — Cobalt Blue — Large Example
Mohs hardness: 8$8,632.12 -
Curated Collections
Educational Kit — ‘First Rocks’ (Ages 8+) — Gift-Boxed
Mohs hardness: —$52.87 -
Geological Specimens
Banded Iron Formation — Polished Face
Mohs hardness: 5.5–7$183.22 -
Geological Specimens
Celestite Geode — Whole — Polished Face
Mohs hardness: 3–3.5$583.29 -
Fossils
Eurypterid — Sea Scorpion
Mohs hardness: —$611.88 -
Gemstones
Fire Opal Crystal — Gem Rough
Mohs hardness: 5.5–6.5$332.87 -
Minerals
Rhodolite Garnet Crystal — Specimen Grade
Mohs hardness: 7–7.5$504.47 -
Meteorites
Martian Meteorite — Shergottite — Oriented Individual
Mohs hardness: 6–7$20,509.37 -
Fossils
Brachiopod Cluster — Spirifer — Small Specimen
Mohs hardness: —$62.66 -
Fossils
Fern Fossil — Pecopteris — Exceptional Preservation
Mohs hardness: —$38.54 -
Curated Collections
Collector’s Gemstone Rough Box — 10 Specimens — Premium Edition
Mohs hardness: —$119.75 -
Geological Specimens
Obsidian — Mahogany Flow — Polished Face
Mohs hardness: 5–5.5$53.46 -
Curated Collections
Crystal Healing Skeptic’s Kit — 6 Specimens — Compact Set
Mohs hardness: —$92.31 -
Fossils
Insect in Amber — Ant Cluster — Museum Replica
Mohs hardness: —$333.84 -
Gemstones
White Opal — Harlequin — Large Example
Mohs hardness: 5.5–6.5$359.08 -
Curated Collections
Meteorite Collectors Set — 4 Specimens — Premium Edition
Mohs hardness: —$158.71 -
Curated Collections
Educational Kit — ‘First Rocks’ (Ages 8+) — Deluxe Presentation
Mohs hardness: —$48.17 -
Gemstones
Padparadscha Sapphire Crystal — Exceptional Quality
Mohs hardness: 9$7,739.22 -
Gemstones
Color-Change Garnet — Large Example
Mohs hardness: 7.25$6,105.00 -
Fossils
Dinosaur Tooth — Spinosaurus — Prepared Specimen
Mohs hardness: —$440.84