Pay in 4 interest-free payments of $11.25 Learn more
Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
Obsidian is a naturally occurring form of volcanic glass
Weight: 12
This is a large plate that will catch attention in any collection
This gives this mineral a smooth
Astrophyllite Crystals in Matrix - Russia Obsidian is a naturally occurringSize: 2. 35 x 1. 38 x 0. 41 in. Weight: 0. 80 oz Location: Russia Chemical Formula: (K,Na)3(Fe++,Mn)7Ti2Si8O24(O,OH)7 Astrophyllite is a very rare, brown to golden yellow hydrous potassium iron titanium silicate mineral. The mineral usually forms as bladed, radiating stellate aggregates. Astrophyllite gets its name from the Greek words, astron meaning "star" and phyllon meaning "leaf". The mineral can be found in a few scarce, remote localities, such
US$ 154.50
US$ 24.00
US$ 25.00
US$ 59.00
US$ 165.00