Mineral Species: Borates
Chemical Formula: Ca2B5SiO9(OH)5
Mohs Scale Hardness: 3.5
Location: South Africa
Typical Appearance: White with grey marble-like markings.
Mineral Species: Borates
Chemical Formula: Ca2B5SiO9(OH)5
Mohs Scale Hardness: 3.5
Location: South Africa
Typical Appearance: White with grey marble-like markings.