Geological Specimens
Showing 81–100 of 100 results
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Geological Specimens
Banded Iron Formation — Field Specimen
Mohs hardness: 5.5–7$153.80 -
Geological Specimens
Fulgurite — Desert Glass Tube — Display Grade
Mohs hardness: 5.5–6$81.44 -
Geological Specimens
Fulgurite — Desert Glass Tube
Mohs hardness: 5.5–6$84.86 -
Geological Specimens
Celestite Geode — Whole — Field Specimen
Mohs hardness: 3–3.5$501.51 -
Geological Specimens
Garnet Schist — Large Specimen
Mohs hardness: 5.5–7.5$97.13 -
Geological Specimens
Banded Iron Formation
Mohs hardness: 5.5–7$130.13 -
Geological Specimens
Desert Varnish Sandstone — Polished Face
Mohs hardness: 7$23.42 -
Geological Specimens
Serpentinite — Polished Face
Mohs hardness: 3–4$37.31 -
Geological Specimens
Desert Varnish Sandstone — Display Grade
Mohs hardness: 7$41.30 -
Geological Specimens
Serpentinite — Large Specimen
Mohs hardness: 3–4$47.93 -
Geological Specimens
Conglomerate — Tillite — Polished Face
Mohs hardness: varies$77.53 -
Geological Specimens
Volcanic Bomb — Breadcrust — Display Grade
Mohs hardness: 5–6$144.35 -
Geological Specimens
Volcanic Bomb — Breadcrust — Polished Face
Mohs hardness: 5–6$28.16 -
Geological Specimens
Shatter Cone — Specimen Grade
Mohs hardness: varies$167.12 -
Geological Specimens
Pumice from Santorini — Large Specimen
Mohs hardness: 5.5–6$39.11 -
Geological Specimens
Pumice from Santorini — Specimen Grade
Mohs hardness: 5.5–6$48.41 -
Geological Specimens
Conglomerate — Tillite — Display Grade
Mohs hardness: varies$33.18 -
Geological Specimens
Obsidian — Mahogany Flow — Field Specimen
Mohs hardness: 5–5.5$69.67 -
Geological Specimens
Radiolarite — Display Grade
Mohs hardness: 6.5–7$21.36 -
Geological Specimens
Volcanic Bomb — Breadcrust
Mohs hardness: 5–6$102.88