Olena Rybnikova
-
Deposits and Projects
Tanzanite: A Rare Blue Beauty
Tanzanite is one of the most desirable gemstones today. Even though tanzanite is a newly-discovered mineral, it rivals the big four…
Read More » -
Commodities
Gemstone Commodity Overview
Gemstones have enchanted humans since ancient times. Gems were believed to be gifts of gods, miracles of nature or stars…
Read More » -
Important Mining Districts
Emerald Heart of Africa: The Kagem Mine, Kafubu Mining Area, Zambia
The Kafubu Mining Area is one of the largest suppliers of gem-quality emeralds in the world, second to Colombia. Located…
Read More » -
Deposit Types
Pegmatites – Our Greatest Source of Gemstones
Pegmatites are the major source of gem-quality minerals throughout the world. They typically host perfectly clear topazes, tourmalines, beryls and…
Read More »