Graphite sprays in blue calcite Turitella fossil burdigalian early minocene

Turitella fossil burdigalian early minocene shell from bordeaux france Size-6

1cm x 4cm x 3

Celestite from Madagascar

4cm x 7cm x 6

7cmWeight-92gYou will receive the item in the photo

Graphite sprays in blue calcite Turitella fossil burdigalian early minoceneGraphite Sprays In Blue Calcite Natural Mineral From Erongo Region Namibia Size 7. 2cm x 5. 4cm x 3. 2cm Weight 136g You will receive the item in the photo The combination of graphite sprays in blue calcite is a unique and sought after mineral. Graphite: Graphite is a fascinating naturally occurring crystalline form of carbon. Crystal system Hexagonal Mineral class Native elements Hardness 1. 0 2. 0 Rock formation Graphite is formed primarily through