Range in The Republic of South Africa
is a classic locality known for
large, often euhedral crystals of brown
corundum, including one thought to be the
largest sapphire crystal ever found.
It weighs about 355 punnds, and it can
be seen in a museum in Pertoria.
The two to the right are in our
collection. The smaller,
pencil-like hex prism is an
outstanding doubly terminated