Jaspilite

Definitions

  • Webster's Revised Unabridged Dictionary
    • n Jaspilite (Min) A compact siliceous rock resembling jasper.
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Century Dictionary and Cyclopedia
    • n jaspilite In petrography, originally an acid igneous rock more silicious than rhyolite; as now used, in the Lake Superior region, a rock consisting of bands of red chert and hematite.
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Etymology

Webster's Revised Unabridged Dictionary
Jasper, + -lite,