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Pseudo-stromatolite, extra large "Badonkadonk"Locale: Morocco Approx dimensions: 7 x 4. 75 x 4" Approx weight: 6 lbs 4 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,

Approx weight: 485g (about 1 lb)

124g I 2 x 1

UV reactivity The white calcite fluoresces moderately well under 365 nm UV light

so they appear dark gray until you look closer and see swirls of red and lime green

This variety is sometimes called "leaf barite" due to the thin leaf-like blades which are typically densely-packed in parallel groupings

This is an excellent example

and actually share the same crystal lattice

Approx weight: 25g

pierced by or growing alongside dark green crystals of epidote (like this)

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

It's possible they are actually extremely small fluorite crystals

On the other side