Definitions
from The Century Dictionary.
- noun A brown to black magnesian variety of tourmalin, found in the Drave district in Carinthia.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy A trigonal-ditrigonal pyramidal
mineral containingaluminum ,boron ,hydrogen ,magnesium ,oxygen ,silicon , andsodium .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
-ite
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Examples
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Again, illite dominates in the great majority of samples, with a few samples containing kaolinite and dravite.
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There is a trend running along the length of the property in which several samples are dominated by kaolinite, chlorite or dravite; these minerals tend to occur in the central parts of alteration systems.
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