gehlenite Definition
Definition
A rare, colorless or pale yellow mineral consisting of lead and arsenic oxides with a triclinic crystal system; it is named after the German mineralogist Carl Naumann (1815–1875).
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A rare, colorless or pale yellow mineral consisting of lead and arsenic oxides with a triclinic crystal system; it is named after the German mineralogist Carl Naumann (1815–1875).
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