Polished Specularite Slab - Michigan many collectors and mineral enthusiasts

many collectors and mineral enthusiasts who focus solely on the world of tourmaline

Chemical Formula: NaCa4(Si27Al9)O72·28(H2O) or Na9(Si27Al9)O72·28(H2O)

Here is a great example of the extremely sought-after Polyhedral Agate Geode

but botryoidal hematite is a staple for anyone interesting in this structure

and woody plants

Polished Specularite Slab - Michigan many collectors and mineral enthusiastsSpecularite, also known as specular hematite, is a variety of hematite that is identified by microscopic flakes of hematite and mica that imitate a mirror. This mineral can be found all over the world including Canada, Italy, Brazil, Sweden, and the United States. This slab has been coated with a thin layer of epoxy to help stabilize the specimen and give it a clean appearance. Hematite is an iron oxide found virtually everywhere on Earth. This