Crystals & Stones

Orthoclase feldspar specimen from Brazil; photo by Géry Parent, public domain — representative of the Feldspar Group, Roosters Peacock crystal guide
Feldspar: The Stone of Adaptability, Foundation & Everyday Strength
Feldspar is a major mineral group of aluminum-bearing framework silicates that makes up a large portion of Earth's crust and includes members such as Albite, Anorthite, Orthoclase and Microcline. Explore... Read more...