Astrophyllite Crystals in Matrix - Russia Chemical Formula: SiO₂

Chemical Formula: SiO₂

All three quartz points contain various hues of gray/brown

It is also said to help increase memory and learning abilities

You will receive one (1) necklace similar to the one pictured

Orpiment is a deep-colored

Astrophyllite Crystals in Matrix - Russia Chemical Formula: SiO₂Size: 2. 35 x 1. 38 x 0. 41 in. Weight: 0. 80 oz Location: Russia Chemical Formula: (K,Na)3(Fe++,Mn)7Ti2Si8O24(O,OH)7 Astrophyllite is a very rare, brown to golden yellow hydrous potassium iron titanium silicate mineral. The mineral usually forms as bladed, radiating stellate aggregates. Astrophyllite gets its name from the Greek words, astron meaning "star" and phyllon meaning "leaf". The mineral can be found in a few scarce, remote localities, such