|
Native Sulfur |
|
Banded Iron Formation |
|
Trace Fossils |
|
Pyrite - Calcite |
|
Marcasite |
|
Dioptase / Quartz |
|
Lace Agate Slice |
|
Beryl |
|
Dolomite |
|
Barite |
|
Malachite and Chrysocolla |
|
Alum |
|
Sphalerite - Calcite |
|
Barite |
|
Native Copper |
|
Azurite - Malachite |
|
Amethyst |
|
Pyrite |
|
Mohs Hardness Scale (Graphic) |
|
Gypsum |
