African Turquoise
A jasper, not a turquoise: the trade name follows the colour, not the mineral. Teal and ochre held in a dense, matrix-rich ground.
SPECIES
Jasper (microcrystalline quartz)
HARDNESS
6.5–7 Mohs
CALIBRES
10 mm
A jasper, not a turquoise: the trade name follows the colour, not the mineral. Teal and ochre held in a dense, matrix-rich ground.
SPECIES
Jasper (microcrystalline quartz)
HARDNESS
6.5–7 Mohs
CALIBRES
10 mm
