Hackmanite | Afghanistan Iceland Spar Calcite The name specifically references the

The name specifically references the mirror-like quality of the crystals of this hematite

Stromatolites are layered colonial sedimentary structures predominantly formed by photosynthetic microorganisms

625" and weighs  1

and natural faceting

Hackmanite | Afghanistan Iceland Spar Calcite The name specifically references theHackmanite is a fluorescent, phosphorescent and also tenebrescent (reversible photochromism) mineral found in Afghanistan. It can be deep pink, blue, or purple but quickly fades to colorless when exposed to sunlight. The original color can be restored quickly by exposure to short wave ultraviolet light, or more slowly by storing it in a dark space. This item comes in a perky box with 3 pieces included and weighs 0. 3 oz (5 of 5 for store purposes only)