Sentence Examples


  • A somewhat similar mineral, forming a fibrous incrustation, with a mammillary surface, and containing about 9% of calcium carbonate, is known as staffelite, a name given by A.
  • The massive mineral sometimes occurs in mammillary and botryoidal forms with a smooth brassy surface, and is then known to Cornish miners as "blistercopper-ore."
  • Much haematite occurs in a compact or massive form, often mammillary, and presenting on fracture a fibrous structure.
 
 

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