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Silicates I

  • H. Earl Pemberton

Abstract

Chalcedony, a cryptocrystalline variety of quartz. Agate, a variegated chalcedony. Iris agate, an iridescent agate. Amethyst, a purple or pale violet variety of crystalline quartz. Bloodstone, a green chalcedony sprinkled with red spots. Chrysoprase, a green variety of chalcedony containing nickel. Citrine, a yellow variety of crystalline quartz. Jasper, massive quartz colored red by iron oxide. Myrickite, a whitish or grayish quartz or chalcedony unevenly colored by reddish inclusions of cinnabar. Rose quartz, a pink to rose-red variety of crystalline quartz. Smoky quartz, a smoky yellow, smoky brown, or brownish-gray variety of crystalline quartz.

Keywords

Canyon Road Kern County Riverside County Fresno County Sonoma County 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

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Copyright information

© Van Nostrand Reinhold Company Inc. 1983

Authors and Affiliations

  • H. Earl Pemberton
    • 1
  1. 1.Lake ElsinoreUSA

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