barytes

Barytes, which crystallizes in the orthorhombic system, has two sets of cleavages, viz.

On the 27th barytes heated to whiteness did not become a conductor.

A precipitate of the yellow chromate of barytes falls, which being washed and dried would amount to 130 parts.

They are often accompanied by the sulphate of barytes, or by calcareous spar; sometimes by blende, or iron pyrites.