Mineral - Kambaba Jasper

Name Kambaba jasper
Class Silicates
Category Sedimentary rock (fossil stromatolite)
Crystal system Cryptocrystalline
Chemical composition Microcrystalline quartz with fossil inclusions (cyanobacterial algae)
Hardness (Mohs scale) 6.5 to 7
Transparency Opaque
Geographical origin Madagascar, South Africa