mineral
Showing 241–260 of 300 results
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Minerals
Pyrite Cube Cluster — Display Piece
Mohs hardness: 6–6.5$270.82 -
Minerals
Staurolite Twin — Fairy Stone — Miniature
Mohs hardness: 7–7.5$27.88 -
Minerals
Blue Topaz Crystal — Natural
Mohs hardness: 8$599.88 -
Minerals
Amazonite Crystal — Display Piece
Mohs hardness: 6–6.5$92.32 -
Minerals
Pyrite Cube Cluster
Mohs hardness: 6–6.5$131.97 -
Minerals
Kyanite Crystal
Mohs hardness: 4.5–7 (directional)$147.56 -
Minerals
Pyrrhotite Crystal — Miniature
Mohs hardness: 3.5–4.5$71.63 -
Minerals
Blue Topaz Crystal — Natural — Miniature
Mohs hardness: 8$739.05 -
Minerals
Iceland Spar — Optical Calcite — Specimen Grade
Mohs hardness: 3$85.81 -
Minerals
Wollastonite Spray
Mohs hardness: 4.5–5$71.26 -
Minerals
Crocoite Crystal Cluster — Cabinet Specimen
Mohs hardness: 2.5–3$1,482.37 -
Minerals
Goshenite — White Beryl — Specimen Grade
Mohs hardness: 7.5–8$93.44 -
Minerals
Kunzite Crystal
Mohs hardness: 6.5–7$465.31 -
Minerals
Aquamarine Crystal — Cabinet Specimen
Mohs hardness: 7.5–8$384.98 -
Minerals
Kyanite Crystal — Miniature
Mohs hardness: 4.5–7 (directional)$101.14 -
Minerals
Pyrrhotite Crystal — Specimen Grade
Mohs hardness: 3.5–4.5$128.05 -
Minerals
Alexandrite Crystal — Color-Change — Cabinet Specimen
Mohs hardness: 8.5$3,787.93 -
Minerals
Dioptase Crystal Cluster
Mohs hardness: 5$525.45 -
Minerals
Ilvaite Crystal — Specimen Grade
Mohs hardness: 5.5–6$216.57 -
Minerals
Staurolite Twin — Fairy Stone
Mohs hardness: 7–7.5$36.66