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Chrome chalcedony is a green variety of the mineral chalcedony, colored by small quantities of chromium. [4] Its name is derived from Mutorashanga, a small ferrochrome mining town in Zimbabwe where the mineral was discovered in the 1950s. [5] It is most commonly found in Zimbabwe, where it is known as Mtorolite, [6] Mtorodite, [7] or Matorolite ...
Chrysoprase, chrysophrase or chrysoprasus is a gemstone variety of chalcedony (a cryptocrystalline form of silica) that contains small quantities of nickel.Its color is normally apple-green, but varies from turquoise-like cyan to deep green.
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Chalcedony's standard chemical structure (based on the chemical structure of quartz) is SiO 2 (silicon dioxide). Chalcedony has a waxy luster, and may be semitransparent or translucent. It can assume a wide range of colors, but those most commonly seen are white to gray, grayish-blue or a shade of brown ranging from pale to nearly black.
Chrome chalcedony, raw. Chrome Chalcedony - Greek χρυσόπρασος chrysoprasos, the tenth foundation stone of the celestial Jerusalem (Revelations 21:20). This likely refers to a chrome chalcedony (and not a nickel-colored chrysoprase, as the word is used today), which was known in the Roman world at the time. [7]
Elaphria chalcedonia, the chalcedony midget moth, is a moth of the family Noctuidae. It is found in North America, where it has been recorded from the eastern United States, from Maine to Florida, west to Texas and north to Wisconsin. [1] It is also found in Jamaica, Guadeloupe, Saint Martin, Puerto Rico and Central America. [2]
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