Century Dictionary and Cyclopedia
- n. A flesh-red aventurine variety of feldspar from Perth in Ontario, Canada. It consists of interlaminated albite and orthoclase, or albite and mincrocline. The name has been extented to similar compounds from other localities; when the laminæ are visible under the microscope only, it is sometimes called
GNU Webster's 1913
- n. (Min.) A kind of feldspar consisting of a laminated intertexture of albite and orthoclase, usually of different colors.
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List of minerals, elements, group names and geochemistry terms encountered in the science of mineralogy. I've chosen to avoid capital letters in most examples, though a great many mineral names hon...
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