Webster dictionary was developed by Noah Webster in the beginning of 19th century. On this website, you can find definition for Jeffersonite from the 1913 edition of Webster's Revised Unabridged Dictionary. Define Jeffersonite using one of the most comprehensive free online dictionaries on the web.

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Jeffersonite
Part of Speech: noun
Results: 1
1. A variety of pyroxene of olive- green color passing into brown. It contains zinc.
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