bn:01439033n
Noun Concept
Categories: Pyroxene group, Zinc minerals, Minerals described in 1822, Calcium minerals, Silicate mineral stubs
EN
Jeffersonite
EN
Jeffersonite is a dark green pyroxene mineral, a manganese zinc enriched variety of augite, chemical formula CaSi2O6, sometimes compared to aegirine. Wikipedia
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EN
Jeffersonite is a dark green pyroxene mineral, a manganese zinc enriched variety of augite, chemical formula CaSi2O6, sometimes compared to aegirine. Wikipedia
A zinc-containing variety of pyroxene of olive-green color passing into brown. Wiktionary
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