Two Medicine Formation Coprolite - SOLD 1.37" metasequoia The nacre is rich in

The nacre is rich in aragonite

the SMALL Third Edition of the Mini Museum features 12 incredible and inspiring specimens

the first trilobites emerged in the fossil record thanks to this evolutionary event

Not one of them has anything like this

It is thought that the meteorite broke apart within the Earth’s atmosphere and chunks were spread over 20 mi² (55

Two Medicine Formation Coprolite - SOLD 1.37" metasequoia The nacre is rich inFossils come in many forms: impressions of a tree's branching limbs, a preservation of a sea creature's skeletal system, and sometimes even an animal's poop. Funny as it may seem, these coprolite fossils are tremendously helpful to paleontologists, allowing them to reconstruct an animal's diet and thus their entire ecosystem. This specimen is a large fragment of coprolite from the Two Medicine Formation in Montana. The specimen measures 1. 37" in