Mineral Processing

Yellow ✘ Bone white ✘ Blue ✘ Black ✔

Yellow and opaque ✘ Blue and transparent ✘ White and transparent ✘ Grey and translucent ✔

1 ✘

Colourless ✘ White ✘ Black ✘ Yellow ✔

Limestone ✘ Sandstone ✘ Granite ✘ Basalt ✔

Magnesite ✘ Calcite ✘ Dolomite ✘ Jasper ✔

Adamantine ✘ Waxy ✘ Vitreous ✘ Silky ✔

1 ✘ 2 ✘ 3 ✘ 4 ✔

Calcite ✘ Rock crystal ✘ Talc ✘ Magnesite ✔

BaSO4 ✘ CaSO4 ✘ BaCO3 ✘ CaCO3 ✔