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Weight: 7.69 ct
Size: 12.7 x 11.0 x 9.7 mm
Spectacular star inclusions of hollandite in Quartz
Fantastic sample for gemologists, micromount and inclusions collectors!
|Color:||colorless quartz with black hollandite inclusions|
|Cut:||oval, checkerboard crown, step cut pavilion|
From all quartz crystals with hollandite inclusions from Madagascar, very few are suitable for faceting to show inclusions. Most of the crystals lack of transparency and/or the hollandite stars are very shallow inside the quartz. This sample was selected for cutting from a great number of crystals with hollandite stars. hollandite inclusions.
These inclusions are described in Gubelin & Koivula Photoatlas vol. 2 page 610.