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

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

Tanzanite is one thousand times rarer than diamonds The first book ever presenting this precious stone discovered only forty years ago Upon the discovery of Tan

Finally the real truth about how master jewellers, gemmologists and major auction houses value diamonds and colored gemstones.