• Webster's Revised Unabridged Dictionary
    • n Thuringite (Min) A mineral occurring as an aggregation of minute scales having an olive-green color and pearly luster. It is a hydrous silicate of aluminia and iron.
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Century Dictionary and Cyclopedia
    • n thuringite In mineralogy, a hydrous silicate of iron and aluminium, occurring as an aggregate of minute scales which are distinctly cleavable in one direction, and have an olivegreen color and nacreous luster.
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Webster's Revised Unabridged Dictionary
From Thuringia, where it is found