Zoned white to brown barite with tiny colourless mimetite crystals and white “smithsonite”. The latter is not listed in Mindat. Width 18.5mm. Stack of 200 images. Ex Ted Johnson.
Zoned white to brown barite with tiny colourless mimetite crystals and white “smithsonite”. The latter is not listed in Mindat. Width 18.5mm. Stack of 200 images. Ex Ted Johnson.