Manganite





 Location Found: Franklin
     
 
 Year Discovered: 1827
     
 Formula: Mn3+O(OH)
 Essential Elements: Hydrogen, Manganese, Oxygen
 All Elements in Formula: Hydrogen, Manganese, Oxygen
     
 IMA Status: Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
     
     
 To find out more about this mineral at minDat's website, follow this link   Manganite

     
 References:
Dunn, Pete J. (1995). Franklin and Sterling Hill New Jersey: the world's most magnificent mineral deposits. Franklin, NJ.: The Franklin-Ogdensburg Mineralogical Society. p.600

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.66


The Picking Table References
 PT Issue and PageDescription / Comment
View IssueV. 28, No. 2 - Fall 1987, pg. 5Kentrolite, Groutite, Manganite, and Hausmannite From Franklin, New Jersey: Some Observations, Dr. Pete J. Dunn, Groutite, Manganite, Hausmannite
     
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