Hackmanite | Afghanistan Orthoceras A beautiful example of petrified

A beautiful example of petrified wood where the interior naturally decayed before fossilization

This is perfect for jewelry making

25” and weighs 3

5" and weighs 2lbs 4

This item is 3" x 2" and weighs 3

Hackmanite | Afghanistan Orthoceras A beautiful example of petrifiedHackmanite 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 (2 of 5 for store purposes only)