Specimens of high clarity can be cut into gems with a brilliant fire. Baby girl names.

It is sometimes a color-change stone and is best known for its "cat's-eye. It is also a rare nickel carbonate mineral.Cat's-eye scapolite is a gem-quality scapolite with a silk of parallel mineral fibers. It is usually a mixture of dark and light-colored minerals. It is occasionally seen in jewelry.Spessartine is also known as "spessartite" or as "mandarin garnet" because of its yellow-orange to orange-red color. The impact melted the target rock and scattered a black glass in a strewn field across southeastern Asia.Chrysoprase is a yellowish green to bright green variety of chalcedony that is thought to obtain its color from small amounts of nickel. VIEW BY: Quick VIew. It has both opaque areas and translucent areas.Fuchsite is a metamorphic mica with a green color that often contains bright red corundum crystals or "rubies." It is the state mineral of Arkansas.The colorless to near-colorless variety of beryl is called goshenite. It occurs in yellow, brown, and bluish crystals - but bright red specimens are favored as a collector's gem.Matrix opal is a material in which precious opal is in an intimate mixture with the host rock, instead of being confined to seams and patches.Onyx is the name given to a black chalcedony with parallel white banding or a red chalcedony with white banding. It is a color-variety of cryptocrystalline quartz.Ant hill garnet is a novelty gem that ants excavate, haul to the surface and deposit on their ant hill. It is often formed in the mantle and transported to the surface in deep-source volcanic eruptions that form diamond deposits.Common opal is an opal material that does not exhibit a "play-of-color." I wouldn't bother even looking anywhere else. This gives demantoid an exceptional "fire. Only a few gems have a color this familiar. These stones are known as "chrome diopside" and can serve as an alternative gem for emerald.A mineral of many colors that has been treasured as a gem for thousands of years. It may or may not exhibit a "play-of-color." Usually translucent to opaque, it is a popular gem material. It is the most popular stone from the beryl mineral group.

It is occasionally seen in jewelry.Tsavorite is a calcium-rich garnet known for its brilliant green color. It is a popular variety of garnet used in jewelry.Mali is a yellow to yellowish green variety of garnet, named after the African country of Mali. They can be attractive, durable, high-clarity stones with a relatively low price. It is the most valuable variety of chalcedony.Malachite is a heavy, opaque, green gemstone marked with bands and swirls. Some of the earliest eyeglasses had lenses made from goshenite because the stone often forms in large, transparent crystals that are free of inclusions.Quartz is the most common mineral in Earth's crust and often occurs in colored gem-quality crystals. It must be used with care because it is fragile and will fade with long exposure to bright light.Hessonite is a variety of grossular garnet that is rich in iron and manganese. A list of famous gemstones follows. Read More: Cat's Eye Diaspore InformationRead More: Actinolite Cat's Eye InformationDue to its excellent hardness and clarity, Diaspore, sometimes marketed under the name zultanite, is a color change gem from Turkey. It is often used to make cabochons, tumbled stones, and other lapidary projects.Rhodolite is a purplish red to violet-red variety of garnet that is a combination of pyrope and almandine. Most garnets are red, but the stone also occurs in orange, yellow, purple, green, pink, black, and other colors.Mary Ellen is a rock that consists of red jasper and silvery hematite. These can be used to cut interesting and attractive cabochons and faceted stones.A mineral that is similar to turquoise in mode of formation and composition. The mussel coats the seed with successive layers of nacre to form a pearl. Shop Cat's Eye Diaspore. There are many types of opal.Amber is a fossil resin secreted by ancient trees.

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