Geological Specimens
Showing 41–60 of 100 results
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Geological Specimens
Pele’s Tears — Hawaiian — Specimen Grade
Mohs hardness: 5–5.5$59.91 -
Geological Specimens
Fulgurite — Desert Glass Tube — Large Specimen
Mohs hardness: 5.5–6$82.38 -
Geological Specimens
Oolitic Limestone — Large Specimen
Mohs hardness: 3$19.86 -
Geological Specimens
Garnet Schist — Large Specimen
Mohs hardness: 5.5–7.5$97.13 -
Geological Specimens
Celestite Geode — Whole — Display Grade
Mohs hardness: 3–3.5$381.58 -
Geological Specimens
Pumice from Santorini — Large Specimen
Mohs hardness: 5.5–6$39.11 -
Geological Specimens
Volcanic Bomb — Breadcrust
Mohs hardness: 5–6$102.88 -
Geological Specimens
Conglomerate — Tillite — Large Specimen
Mohs hardness: varies$48.51 -
Geological Specimens
Celestite Geode — Whole — Polished Face
Mohs hardness: 3–3.5$583.29 -
Geological Specimens
Serpentinite — Polished Face
Mohs hardness: 3–4$37.31 -
Geological Specimens
Oolitic Limestone — Specimen Grade
Mohs hardness: 3$42.48 -
Geological Specimens
Obsidian — Mahogany Flow — Field Specimen
Mohs hardness: 5–5.5$69.67 -
Geological Specimens
Septarian Nodule — Polished Half — Display Grade
Mohs hardness: varies$36.06 -
Geological Specimens
Chalk with Flint Nodule — Display Grade
Mohs hardness: 1–7$50.86 -
Geological Specimens
Banded Iron Formation — Large Specimen
Mohs hardness: 5.5–7$129.60 -
Geological Specimens
Pumice from Santorini — Polished Face
Mohs hardness: 5.5–6$21.61 -
Geological Specimens
Pumice from Santorini — Specimen Grade
Mohs hardness: 5.5–6$48.41 -
Geological Specimens
Eclogite — Specimen Grade
Mohs hardness: 6.5–7.5$96.02 -
Geological Specimens
Amethyst Cathedral Geode — Half — Specimen Grade
Mohs hardness: 7$1,860.36 -
Geological Specimens
Oolitic Limestone — Display Grade
Mohs hardness: 3$34.44