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Measurements: 67
x
28 x 19 mm
Description: A peculiarly shaped quartz crystal with unusual termination facets and a "window". The amethyst colour runs a line through the length of the crystal and the termination has some thread-like inclusions of hematite. The termination appears to be undamaged, but there is some damage at the base of the crystal, where it parted from its matrix. Chemical Composition: SiO2 Hardness on Mohs Scale: 7 Location: Brandberg, Namibia Specimen Code: NBB 060 US $ 120
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