Wyoming Fossil Stromatolite Slab - Eerie Ghastly Pattern - Green River Formation orbicular pattern rare this ancient material captures multiple

this ancient material captures multiple geological events in one stunning piece

smoky purple

Weight: Approx 13 lbs 11

and generally includes 3-5 chunks

and translucent agate zones

Wyoming Fossil Stromatolite Slab - Eerie Ghastly Pattern - Green River Formation orbicular pattern rare this ancient material captures multipleHere's a stunning slab of high grade Wyoming Fossil Stromatolite showing some very eerie almost ghastly pattern and colors. This ancient stone preserves colonizing bacteria from the Eocene Epoch, creating patterns unlike any other fossil. This one would make some nice spooky cabochons and could be a neat addition to your lapidary collection. SPECIFICATIONS Material: Natural Wyoming Fossil Stromatolite Dimensions: 92mm x 81mm x 5mm (Inches 3. 6" x 3.