Margarosanite





 Location Found: Franklin (Type Locality)
     
 
 Year Discovered: 1916
     
 Formula: Pb(Ca,Mn2+)2(Si3O9)
 Essential Elements: Calcium, Lead, Oxygen, Silicon
 All Elements in Formula: Calcium, Lead, Manganese, Oxygen, Silicon
     
 IMA Status: Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
     
Fluorescent Mineral Properties

 Shortwave UV light: Bright pale blue, often with red zones, less often with white and pink zones
 Mid wave UV light: Moderately bright red, orange
 Longwave UV light: Weak red, orange
     
 To find out more about this mineral at minDat's website, follow this link   Margarosanite

     
 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.499

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.67


The Picking Table References
 PT Issue and PageDescription / Comment
V. 58, No. 1 - Spring 2017, pg. 12Fluorescent Minerals of Franklin and Sterling Hill, N.J., Part 2, Richard C. Bostwick - Margarosanite
View IssueV. 45, No. 1 - Spring 2004, pg. 12The Art of Fluorescent Mineral Photography, With Special Attention to the Minerals of Franklin and Sterling Hill Photographing the More Popular Franklin and Sterling Hill Fluorescent Minerals - Margarosanite
View IssueV. 33, No. 2 - Fall 1992, pg. 11The Check List of Franklin-Sterling Hill Fluorescent Minerals - Margarosanite (Fluorescent Info)
View IssueV. 33, No. 1 - Spring 1992, pg. 22The Lead Silicate Minerals of Franklin, New Jersey: an SEM Survey, Herb Yeates, Margarosanite
View IssueV. 28, No. 1 - Spring 1987, pg. 24Mineral Notes Research Reports, The Margarosanite Assemblage
View IssueV. 18, No. 2 - September 1977, pg. 15The Fluorescent Minerals of Franklin and Sterling Hill, NJ by Richard C. Bostwick - Margarosanite
View IssueV. 13, No. 2 - August 1972, pg. 12The Fluorescent Minerals of Franklin/Ogdensburg Area by Frank Z. Edwards - Margarosanite (Fluorescent Info)
View IssueV. 11, No. 1 - February 1970, pg. 10Mineral Data - Margarosanite
View IssueV. 4, No. 2 - August 1963, pg. 10Margarosanite
     
Images

     
Margarosanite, clinohedrite, willemite in feldspar, FranklinMargarosanite, clinohedrite, willemite in feldspar, Franklin under shortwave UV Light
Margarosanite, clinohedrite, willemite in feldspar matrix, from Franklin, New Jersey. From the collection of, and photo by JVF.
Margarosanite, clinohedrite, willemite in feldspar matrix, from Franklin, New Jersey, under shortwave UV light. The margarosanite fluoresces blue, clinohedrite orange, and the willemite green. From the collection of, and photo by JVF.


Platy margarosanite on hancockite with minor willemite, franklinite, roeblingite and clinohedrite, from Franklin, NJ.Platy margarosanite on hancockite with minor willemite, franklinite, roeblingite and clinohedrite, from Franklin, NJ. under shortwave UV Light
Platy margarosanite on hancockite with minor willemite, franklinite, roeblingite and clinohedrite, from Franklin, NJ. From the collection of, and photo by Robert A. Boymistruk.
Platy margarosanite on hancockite with minor willemite, franklinite, roeblingite and clinohedrite, from Franklin, NJ under shortwave UV light. The margarosanite fluoresces blue, roeblingite red, clinohedrite orange and the willemite green, the franklinite is non-fluorescent. From the collection of, and photo by Robert A. Boymistruk.


Margarosanite on feldspar with andradite and minor willemite from Franklin, NJMargarosanite on feldspar with andradite and minor willemite from Franklin, NJ under shortwave UV Light
Margarosanite on feldspar with andradite and minor willemite from Franklin, NJ. Photo by JVF.
Margarosanite on feldspar with andradite and minor willemite from Franklin, NJ under shortwave UV light. The margarosanite fluoresces blue and the willemite green, the feldspar and andradite are non-fluorescent. Photo by JVF.







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