Sapphirine

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Itrongay, Horombe Region, Madagascar
2462
Sharp to crudely formed Sapphirine crystals in a matrix rich in brown phlogopite. Largest crystal approx. 9mm across.
Formula: Mg4(Mg3Al9)O4[Si3Al9O36]
Status: Sold
Dimensions: 30x25x12mm
Size: Miniature (M)
Minerals of the English Midlands
Minerals of the English Midlands
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