Very Rare Astrophyllite Titanium Mineral Specimen. Bronzy glints.
Dimensions (millimeters): 80 x 45 x 15
Dimensions (inches): 3.1 x 1.8 x .6
Origin: Kukisvumchorr Mtn, Khibiny Massif, Kola Peninsula, Russia
Chemistry: (K,Na)3(Fe2+,Mn)7Ti2Si8O24(O,OH)7 (silicate mineral)
The Kola Peninsula in northwestern Russia is truly an amazing mineral locality. This region has produced over three hundred different mineral species. The rich bonanza is the result of several unique igneous intrusions that occurred from 3 billion years ago to 360 million years ago.
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