Tanzanite
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Merelani Hills, Simanjiro District, Manyara Region,Tanzania
2183
'Book' of finely crystalised tanzanite in parallel growth with edges displaying excellent transparency
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Status: Sold
Dimensions: 27x11x15mm
Size: Thumbnail (T)
Barite pseudomorph after Alstonite
The Mineral World of John Ruskin
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