Sphalerite with Quartz on Matrix - 69g light crystal the feature has a natural

the feature has a natural

but no original label was present with the photographed batch so it is not being sold as a confirmed rare blue copper species

The listed weight or size is 245 g

these tam tams have a large spread of tones and characteristics

Sphalerite with Quartz on Matrix - 69g light crystal the feature has a naturalA compact upright sphalerite and quartz matrix specimen with dark glossy crystals set against pale sparkling matrix. The piece has strong contrast, natural iron toned areas and a displayable sculptural shape, with the exact specimen shown in the photographs supplied. The piece in the photos is the exact specimen you will receive. Natural colour variation, small surface marks, matrix texture, crystal texture and mineral inclusions are part of the