Russian Ammonite Quenstedticeras A black tourmaline 5 million tons of Pinolite

5 million tons of Pinolite were extracted from the Lower Tauern Mountain range

Average Weight: 1

dating back more than three billion years

Dimensions:  5

Average Dimensions: 2 L x 2 W x 2 H inches

Russian Ammonite Quenstedticeras A black tourmaline 5 million tons of PinoliteThese Quenstedticeras Ammonite come all the way from Russia. Quenstedticeras is a genus Upper Callovian (Middle Jurassic) ammonites known for their high quality, often pyritized and iridescent, fossils found primarily in Russia. These cephalopods, which lived in marine environments, are characterized by moderately evolute shells with strong, bifurcating ribs, forming a starburst pattern. Measuring 1. 2 inches in length, 1. 5 inches in height, and . 4