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Showing 861–880 of 1000 results
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Minerals
Fluorapatite Crystal — Miniature
Mohs hardness: 5$107.65 -
Minerals
Crocoite Crystal Cluster
Mohs hardness: 2.5–3$1,498.49 -
Meteorites
Chondrite Meteorite — L4 Type — Polished Face
Mohs hardness: 5.5–6.5$115.28 -
Fossils
Petrified Wood — Araucarioxylon — Display Grade
Mohs hardness: —$176.47 -
Gemstones
White Opal — Harlequin — Gem Rough
Mohs hardness: 5.5–6.5$1,046.01 -
Minerals
Blue Topaz Crystal — Natural — Display Piece
Mohs hardness: 8$230.11 -
Gemstones
Amber with Insect Inclusion — Large Example
Mohs hardness: 2–2.5$773.66 -
Minerals
Pyrite Cube Cluster — Specimen Grade
Mohs hardness: 6–6.5$199.71 -
Gemstones
Sapphire Crystal — Cornflower Blue — Collector Grade
Mohs hardness: 9$846.43 -
Minerals
Iceland Spar — Optical Calcite — Display Piece
Mohs hardness: 3$75.90 -
Gemstones
Star Sapphire — 6-Ray — Large Example
Mohs hardness: 9$4,425.36 -
Gemstones
Cat’s Eye Chrysoberyl — Gem Rough
Mohs hardness: 8.5$4,502.45 -
Meteorites
Australite Button — Large Slice
Mohs hardness: 5.5$67.44 -
Fossils
Fish Fossil — Green River Formation — Exceptional Preservation
Mohs hardness: —$166.30 -
Geological Specimens
Desert Varnish Sandstone — Display Grade
Mohs hardness: 7$41.30 -
Gemstones
Sapphire Crystal — Cornflower Blue
Mohs hardness: 9$8,814.41 -
Minerals
Ilvaite Crystal — Miniature
Mohs hardness: 5.5–6$144.74 -
Meteorites
Darwin Glass — Tasmania — Polished Face
Mohs hardness: 5.5$185.39 -
Meteorites
Libyan Desert Glass — Fragment
Mohs hardness: 5.5–6$533.69 -
Fossils
Spider in Amber — Burma — Field-Collected
Mohs hardness: —$879.07