Mineral sphalerite from Spain in a round cut
Mineral sphalerite from Spain in a round cut 8.23 ct
Sphalerite is a mineral also known as zinc blende, the owner of an incredible dispersion, giving rise to a blinding rainbow glow in the depths of the stone, but its hardness is low (3.5-4 according to Mohs). It is extremely rare in large, clear crystals suitable for gem-cutting. The presented sphalerite specimen has the shape of a round, ideal for a gemological collection. The color is bright yellow, with a slight shade of orange. Sphalerite weighs 8.23 carats. The stone was quarried in Spain, the Aliva deposit.
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