East Africa is famous for its world-class gemstones and mineral specimens, most notably the highly sought-after blue tanzanite, found only in Tanzania in a very

Gives the gem and mineral collector a book on gemstones and their occurrences, deposits and mining in Kenya, Uganda, and Tanzania.

Minerals are solid, naturally occurring inorganic substances that form the building blocks of rocks, and, therefore, our planet’s crust. Minerals & Crystals e

This volume presents an exhaustive overview of major orebodies and mineral deposits of North Africa. It is intended both for academic researchers and especially