Pyrochroite





 Location Found: Franklin and Ogdensburg
     
 
 Year Discovered: 1864
     
 Formula: Mn(OH)2
 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   Pyrochroite

     
 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.601

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.72


The Picking Table References
 PT Issue and PageDescription / Comment
View IssueV. 36, No. 2 - Fall 1995, pg. 27Closest-Packed Mineral Structures of Franklin-Ogdensburg: Kepler's Gift of the Snowflake, Part one of two parts, Paul B. Moore - Pyrochroite
View IssueV. 7, No. 2 - August 1966, pg. 12The Minerals of Sterling Hill 1962-65 by Frank Z. Edwards - Pyrochroite
     
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