Pseudo-stromatolite, extra large Fluorite The crystals are perched atop

The crystals are perched atop a base of several partial points and shard-like broken crystal pieces

106g  E 2

The matrix of the specimen has also been tinted green by epidote

I give mine pieces of limestone as a calcium supplement and they definitely use it

This piece of a geode has fat

Pseudo-stromatolite, extra large Fluorite The crystals are perched atopLocale: Morocco Approx dimensions: 7 x 6. 25 x 4" Approx weight: 9 lbs 12. 5 oz A stromatolite is a sedimentary fossil structure made by prehistoric bacteria colonies, typically cyanobacteria. Stromatolites in fact are still living and forming in some parts of our world today, including Australia, and are among the earliest forms of lifeand fossilson our Earth. The fossils form in shallow water conditions of lakes or salt water shores. First,