MAL210 Malachite Slab Moldavite The spots are formed through

The spots are formed through devitrification when molecules within glass (which has no crystal structure) change their structure and crystallize

or other small gem

in 1" - 3" pieces

Harmon grew up on the banks of the Yellowstone River and has spent his life pursuing the secrets of the Montana Moss Agate

Pendant measures 20 mm x 30 mm

MAL210 Malachite Slab Moldavite The spots are formed throughMalachite is a secondary copper mineral normally found in Africa. It has beautiful bright and deep green colors with intricate banding and botryoidal patterns. This slab is polished on both sides. The chemical formula for malachite is CuCO(OH). 6. 25" x 3" 8 mm thick