Carletonite

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Carletonite is a type of silicate mineral.

[edit] About the mineral

KNa4Ca4(CO3)4Si8O18 (F, OH) H2O, Hydrated Potassium Sodium Calcium Carbonate Silicate Fluoride Hydroxide

Only found at Mont saint-hilaire, Quebec Canada

Takes form as blue crystal

Phyllosilicates Subclass

silicate sheets are composed of interconnected four and eight-member ring, thus a member of the Apophyllite Group

dull and translucent

[edit] Sources

• http://mineral.galleries.com/minerals/silicate/carleton/carleton.htm