| From top to bottom, left to right, are a 42.33-ct pyrope-spessartine garnet, a 28.41-ct tanzanite, a 22...other continents as well. In Africa, the Kitwe district in Zambia has become a major source of good, strongly...GEMOLOGY Spring 1990 ganite were also mined in Mozambique, but supplies have been erratic in recent years...66-ct diamond from the Xiyu mine, in the Mengying Province of China, gives some idea of the diamond potential...numerous major deposits in India, Sri Lanlza, Mozambique, and Madagascar, but the most exciting development |
