examplel when damonds GEMS & GEMOLOGY Summer 1992 Topaz Toumdine -- Bordw Roads Gemstone Districts TmzanianCratm...the 1970s. Although Morogoro is actually a large province that includes the town of the same name, to this...scapolite, sillimanite, sinhalite, sphene, spinel, topaz, turquoise, and zircon (see, e.g., figure 27).The...press) names Mavumbi and Handeni, in the Tanga province, as localities. Zircon is also found in the Umba...reconnaissance into the Umba Steppe region of Tanga Province, Tanganyika and a visit to Mrima Hill in Kenya |