Rooster Tail Rhyolite Lapidary Cutting Rough Chunk Point Plume Agate They are a little thinner

They are a little thinner and more fragile

The stunning effect is caused by lamellar twinning inside the crystals

Davis Creek Obsidian is from Northeast California

The last photo is a representation of what the mosasaur may have looked like based on modern scientific data

Rooster Tail Rhyolite Lapidary Cutting Rough Chunk Point Plume Agate They are a little thinnerRooster Tail Jasper, also known as Bullseye Jasper, is from Nevada. It has bright red and sunset yellows, often forming a bullseye typed pattern. It can take an excellent polish, being a high silica chalcedony jasper. Bullseye Jasper is also popular among flint knappers as it can create gorgeous arrowheads. Weight: Approx 6 lbs 3 oz Measurements (inches longest approx): 6. 5 x 5. 6 x 4. 3 I do my best to represent the stones with photos. I don't