Minerals from a variety of locations across the world.
Calcite on Sphalerite Specimen Piece 2.28 Kilograms
Calcite on Sphalerite Specimen Piece 2.28 Kilograms
Calcite on Sphalerite Crystals on 2.28 Kilograms.
Calcite on Apophyllite 4.18 Kilograms
Calcite on Apophyllite 4.18 Kilograms
Calcite on Apophyllite Museum Grade 4.18 Kilograms.