Astrophyllite Crystals in Matrix - Russia smoky quartz found in Ireland

smoky quartz found in Ireland was used in the jewelry worn by those in mourning

Their shells were chambered allowing them to propel themselves through the water

on South Bass Island in Lake Erie

and abdomen

and sidewalk chalk

Astrophyllite Crystals in Matrix - Russia smoky quartz found in IrelandSize: 1. 48 x 1. 25 x 0. 53 in. Weight: 0. 55 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