Pyrite Sphere Size:3-4" Anatomy: Exploring the Human Body

Anatomy: Exploring the Human Body is a visually compelling survey of more than 5

blue lace agate is quite a hard stone and measures high on the Mohr scale

Make up to two gallons of delicious

including giant coelacanths

assorted rough rocks

Pyrite Sphere Size:3-4" Anatomy: Exploring the Human BodyPyrite is a brass yellow mineral with a bright metallic luster. It has a chemical composition of iron sulfide and is the most common sulfide mineral. It forms at high and low temperatures and occurs, usually in small quantities, in igneous, metamorphic, and sedimentary rocks worldwide. Pyrite has a nickname that has become famous "Fool's Gold." The mineral's gold color, metallic luster, and high specific gravity often cause it to be mistaken for gold