Ammonite Fossils with Spiked Spines / 1.5-2.5" AVG - 1 KILO LOT menu stars incorporated silica from local sand

incorporated silica from local sand and other ancient creatures

Origin: Russia

Rose quartz owes its distinctive coloring to trace amounts of iron

Pieces measure approximately 37x28mm (AVERAGE SIZE)

Avg Size Range: (25 to 40 millimeters)

Ammonite Fossils with Spiked Spines / 1.5-2.5" AVG - 1 KILO LOT menu stars incorporated silica from local sandQuantity: 1 kilogram Average size range: 1. 5 to 2. 5 inches Ammonites were spiral shelled animals that lived hundreds of millions of years ago, and are most closely related to modern day octopi and cuttlefish than mollusks. The fossils for these species are so widespread that paleontologists and geologists use them as index fossils to determine when rock layers formed.