Astrophyllite Crystals in Matrix - Russia While the other side still

While the other side still showcases some dark spots of the matrix

Each mineral is individually bagged with its identification card

It can form with calcium or sodium and gets its name from the Greek word stilbein ( to shine)

Fe)₅Si₈O₂₂(OH)₂

Astrophyllite Crystals in Matrix - Russia While the other side stillSize: 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