Dark brown to black; streak brownish red; fracture shelllike; crystals equidimensional to tabular, also in rounded and scaly masses...
Source: wiktionary
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Dark brown to black; streak brownish red; fracture shelllike; crystals equidimensional to tabular, also in rounded and scaly masses...
Source: wiktionary
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.