Pyroaurite, var. pyroaurite-3R (pyroaurite)





 Location Found: Ogdensburg
     
 
 Year Discovered: 1865
     
 Formula: Mg6Fe23+(OH)16[CO3] · 4H2O
 Essential Elements: Carbon, Hydrogen, Iron, Magnesium, Oxygen
 All Elements in Formula: Carbon, Hydrogen, Iron, Magnesium, 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   Pyroaurite, var. pyroaurite-3R (pyroaurite)

     
 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.623. 'Pyroaurite'

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. 23, No. 1 - Spring 1982, pg. 13Mineral Notes Research Reports, Sjögrenite on Pyroaurite
View IssueV. 19, No. 2 - September 1978, pg. 6Recent Mineral Occurrences at Sterling Hill by Stephen Sanford - Pyroaurite (small article)
View IssueV. 8, No. 2 - August 1967, pg. 5Mineralogical Data - Pyroaurite
View IssueV. 7, No. 2 - August 1966, pg. 12The Minerals of Sterling Hill 1962-65 by Frank Z. Edwards - Pyroaurite (small article)
View IssueV. 7, No. 1 - February 1966, pg. 8Pyroaurite
     
Images

     
Hexagonal pyroaurite crystals, calcite, hematite and franklinite from Sterling Hill Mine, Ogdensburg, NJ
Hexagonal pyroaurite crystals (light yellow), calcite (white, tan), hematite (maroon) and franklinite (black) from Sterling Hill Mine, Ogdensburg, NJ. Field of view 3/4" x 5/8". From the collection of, and photo by Robert A. Boymistruk.







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