Kambaba Jasper, widely believed to be a stromatolite (similar to fossilized algae), is actually a rhyolite found in volcanic rock. It has a solid medium to forest green background, with black circular formations caused by amphibole needles. From Madagascar.
Shown wet in photo.Ranks about 6 on Mohs Hardness Scale. Size ranges from 0.5″ – 2″. Tumbling size.
Looking for larger rough? See Kambaba Jasper, Rough Rock, per lb
