Franklinite Sarah Perkins History Named in 1819 for the type locality of Franklin Furnace NJ Found in the zinc ore zone of the metamorphic marble deposit of Franklin and Ogdensburg NJ About Formula Zn ID: 772000
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Franklinite Sarah Perkins
History Named in 1819 for the type locality of Franklin Furnace, NJ Found in the zinc ore zone of the metamorphic marble deposit of Franklin and Ogdensburg, NJ
About Formula: Zn 2+ Fe 3+2O4Common Impurities: Mn, Ti, Al, M, CaCrystal System: IsometricOctahedralDodecahedral less commonCubic rare Common Associates:CalciteWillemiteZincite
Physical Characteristics
Optical Data
References“Franklinite.” Franklinite: Mineral Information, Data and Localities., www.mindat.org/min-1598.html. “Franklinite: The Mineral Franklinite Information and Pictures.” Franklinite: The Mineral Franklinite Information and Pictures, www.minerals.net/mineral/franklinite.aspx.“Using Characteristics of Minerals to Identify Them.” Illinois State Geological Survey, isgs.illinois.edu/outreach/geology-resources/using-characteristics-minerals-identify-them.