Legrandite





 Location Found: Ogdensburg
     
 
 Year Discovered: 1932
     
 Formula: Zn2(AsO4)(OH) · H2O
 Essential Elements: Arsenic, Hydrogen, Oxygen, Zinc
 All Elements in Formula: Arsenic, Hydrogen, Oxygen, Zinc
     
 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   Legrandite

     
 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.671


The Picking Table References
 PT Issue and PageDescription / Comment
View IssueV. 14, No. 2 - August 1973, pg. 6Mineral Notes Recently Validated - Legrandite (small article)
     
Images

     
Legrandite, calcite, franklinite, and willemite, Sterling Hill Mine, Ogdensburg, NJ
Legrandite (yellow coating), calcite (light gray), franklinite (black), and willemite from the Sterling Hill Mine, Ogdensburg, NJ. Field of view 1 3/4". From the collection of JVF, photo by WP.







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