GEMS was registered on 1 January 2005 with the purpose of ensuring adequate provision of quality healthcare coverage to public servants that is efficient, cost-effective, equitable and provides further options for those who wish to purchase more extensive cover.

Explore the mesmerizing world of agate stones - from vibrant varieties... Albite, usually colorless but sometimes yellow, pink, gray or reddish.... Discover the rare and mesmerizing alexandrite gemstone: its incredible... Bright, silvery metallic cabochons of algodonite and domeykite are att... Almandine is perhaps the most common garnet species.

Gem Encyclopedia is a virtual journey through the science and lore of Gemstones from across the globe. Each Gem page features Gemological Information, a Buyer’s guide, photos, videos & research.

Gemstones: Facts, photos, and information for over 100 gems. Tourmaline - the most colorful mineral and natural gem material on Earth. Fancy Sapphires are gem corundums of any color other than red, blue or colorless. Diamond A collection of photos, articles, facts, maps and graphs about diamonds.

Gems Sensors is a global supplier of sensing and control solutions. Gems designs and manufactures a broad portfolio of liquid level, flow, and pressure sensors, miniature solenoid valves, proximity switches and integrated fluid management solutions.

Group of precious and semiprecious stones—both uncut and faceted—including (clockwise from top left) diamond, uncut synthetic sapphire, ruby, uncut emerald, and amethyst crystal cluster.

A complete list of precious and semi-precious gemstones: Showing over 200 gemstone varieties, our gemstone index will help you find the perfect colored stone for your jewelry, collecting and crystal healing needs. Actinolite is a rare translucent variety of chatoyant actinolite.

Established in 1931, GIA is an independent nonprofit that protects the gem and jewelry buying public through research, education and laboratory services.

Nov 26, 2019 · A gemstone is a crystalline mineral that can be cut and polished to make jewelry and other ornaments. The ancient Greeks made a distinction between precious and semiprecious gems, which is still used. Precious stones were hard, rare, and valuable. The only "precious" gemstones are diamond, ruby, sapphire, and emerald.

Learn and compare moissanite and diamond, two unique and beloved gemstones that often compete for the same admiring glances. Discover the essential gemological microscope, a specialized tool for identifying and evaluating gemstones. Learn …