Geological Specimens
Showing 21–40 of 100 results
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Geological Specimens
Eclogite
Mohs hardness: 6.5–7.5$154.48 -
Geological Specimens
Obsidian — Mahogany Flow
Mohs hardness: 5–5.5$66.19 -
Geological Specimens
Shatter Cone
Mohs hardness: varies$118.83 -
Geological Specimens
Amethyst Cathedral Geode — Half — Polished Face
Mohs hardness: 7$2,522.08 -
Geological Specimens
Conglomerate — Tillite — Specimen Grade
Mohs hardness: varies$46.30 -
Geological Specimens
Radiolarite — Polished Face
Mohs hardness: 6.5–7$40.53 -
Geological Specimens
Amethyst Cathedral Geode — Half — Specimen Grade
Mohs hardness: 7$1,860.36 -
Geological Specimens
Fulgurite — Desert Glass Tube — Large Specimen
Mohs hardness: 5.5–6$82.38 -
Geological Specimens
Pele’s Tears — Hawaiian — Display Grade
Mohs hardness: 5–5.5$49.56 -
Geological Specimens
Suevite — Impact Breccia — Polished Face
Mohs hardness: varies$68.80 -
Geological Specimens
Serpentinite — Specimen Grade
Mohs hardness: 3–4$64.71 -
Geological Specimens
Garnet Schist — Specimen Grade
Mohs hardness: 5.5–7.5$74.71 -
Geological Specimens
Conglomerate — Tillite — Display Grade
Mohs hardness: varies$33.18 -
Geological Specimens
Radiolarite — Specimen Grade
Mohs hardness: 6.5–7$43.96 -
Geological Specimens
Pumice from Santorini — Specimen Grade
Mohs hardness: 5.5–6$48.41 -
Geological Specimens
Chalk with Flint Nodule — Large Specimen
Mohs hardness: 1–7$50.31 -
Geological Specimens
Fulgurite — Desert Glass Tube — Polished Face
Mohs hardness: 5.5–6$71.61 -
Geological Specimens
Celestite Geode — Whole — Large Specimen
Mohs hardness: 3–3.5$336.32 -
Geological Specimens
Serpentinite — Polished Face
Mohs hardness: 3–4$37.31 -
Geological Specimens
Suevite — Impact Breccia — Display Grade
Mohs hardness: varies$119.16