Russian Ammonite Quenstedticeras B Bloodstone but a group of minerals

but a group of minerals with similar crystal structures

These pieces are polished into the shape of a squirrel

Several snowflake bursts are exhibited in this specimen

These pieces are polished into a medium palm stone

Syenite is a type of igneous

Russian Ammonite Quenstedticeras B Bloodstone but a group of mineralsThese 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. 4 inches in length, 1. 5 inches in height, and . 3