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Gemstones are minerals or rocks that can be cut, shaped, and polished into beautiful stones that can be used in jewellery and for collecting. A stone is worth more money if it is perfect.
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Gemstones, Minerals from www.gemsociety.org
New to gemstones? Curious about the different kinds of gemstones? Check out our ... Gypsum is one of the most abundant minerals, but gem-quality crystals ...
Ruby & Sapphire – These precious gemstones are the same mineral, corundum. When found as red corundum, it is called “Ruby”. Every other color, including blue, ...
Gemstones, Minerals from en.wikipedia.org
A gemstone is a piece of mineral crystal which, when cut or polished, is used to make jewelry or other adornments. Certain rocks (such as lapis lazuli, ...
Serpentine - a group of metamorphic minerals used as gems and architectural stone. Sugilite. Sugilite is a rare mineral and a gemstone best known for its ...
Minerals and gems are classified by their physical properties, including hardness, luster, color, density, and magnetism. They're also identified by the ways ...
Gemstones, Minerals from www.larsonjewelers.com
Composition: Gemstones are specific types of minerals valued for their beauty, while rocks are composed of one or more minerals. Minerals are the individual ...
Gemstones, Minerals from australian.museum
Gemstones are formed below the Earth's surface and can sometimes show traces of other minerals, called inclusions. Gemstones are a product of the earth.
All Gemstones · A · Agate · Alexandrite · Almandine · Amazonite · Amber · Amethyst · Ametrine. Andalusite. Andesine.
Statistics and information on the worldwide supply of, demand for, and flow of the mineral commodity gemstones.