Sphalerite





 Location Found: Franklin and Ogdensburg
     
 
     
 Formula: ZnS
 Essential Elements: Sulfur, Zinc
 All Elements in Formula: Sulfur, Zinc
     
 IMA Status: Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
     
Fluorescent Mineral Properties

 Shortwave UV light: Orange, blue, orange-yellow, yellow-orange, green, lavender, and pink
 Mid wave UV light: Orange, blue, orange-yellow, yellow-orange, green, lavender, and pink
 Longwave UV light: Orange, blue, orange-yellow, yellow-orange, green, lavender, and pink, generally of moderate brightness
 Additional Information: Phosphoresces orange, blue, orange-yellow, yellow-orange, green, lavender, and pink. Generally fluoresces best at longwave
     
 To find out more about this mineral at minDat's website, follow this link   Sphalerite

     
 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.539

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.77


The Picking Table References
 PT Issue and PageDescription / Comment
V. 58, No. 1 - Spring 2017, pg. 17Fluorescent Minerals of Franklin and Sterling Hill, N.J., Part 2, Richard C. Bostwick - Sphalerite
View IssueV. 47, Combined Issue 2006, pg. 33An Odd Little Sphalerite Tale Stephen Sanford
View IssueV. 45, No. 1 - Spring 2004, pg. 14The 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 - Sphalerite
View IssueV. 41, No. 1 - Spring 2000, pg. 14A Scheelite-bearing Assemblage From Franklin, New Jersey By Robert E. Jenkins II - Sphalerite (Small Description)
View IssueV. 35, No. 2 - Fall 1994, pg. 21A Complex Base-Metal Assemblage From the Sterling Mine New Jersey - Sphalerite
View IssueV. 33, No. 2 - Fall 1992, pg. 11The Check List of Franklin-Sterling Hill Fluorescent Minerals - Sphalerite (Fluorescent Info)
View IssueV. 31, No. 1 - Spring 1990, pg. 3Breithauptite From The Nickel-Arsenide Assemblage at Franklin, New Jersey, Sphalerite (small description)
View IssueV. 27 No. 2 - Fall 1986, pg. 9Minerals of the Franklin Quarry, Philip P. Betancourt, Sphalerite
View IssueV. 27, No. 1 - Spring 1986, pg. 3Sphalerite at Franklin, N.J.
View IssueV. 24 No. 2 - Fall 1983, pg. 18Minerals of the Buckwheat Dolomite Franklin, New Jersey, Sphalerite (small description)
View IssueV. 18, No. 2 - September 1977, pg. 18The Fluorescent Minerals of Franklin and Sterling Hill, NJ by Richard C. Bostwick - Sphalerite
View IssueV. 17, No. 2 - September 1976, pg. 3The Fluorescent Corner - Golden Sphalerite (small article)
View IssueV. 17, No. 1 - March 1976, pg. 6Sterling Hill Minerals - Sphalerite
View IssueV. 13, No. 2 - August 1972, pg. 13The Fluorescent Minerals of Franklin/Ogdensburg Area by Frank Z. Edwards - Sphalerite (Fluorescent Info)
View IssueV. 10, No. 1 - February 1969, pg. 12Additional Mineral Notes - Sphalerite
View IssueV. 7, No. 2 - August 1966, pg. 13The Minerals of Sterling Hill 1962-65 by Frank Z. Edwards - Sphalerite
     
Images

     
Weathered sphalerite, calcite, and hydrozinciteWeathered sphalerite, calcite, and hydrozincite under longwave UV Light
Weathered sphalerite, calcite, and hydrozincite from Sterling Hill Mine.
Weathered sphalerite, calcite, and hydrozincite from Sterling Hill Mine, in longwave UV light the sphalerite fluoresces orange and blue.
Weathered sphalerite, calcite, and hydrozincite under shortwave UV Light
Weathered sphalerite, calcite, and hydrozincite from Sterling Hill Mine, under shortwave UV light. The sphalerite fluoresces orange, blue.


Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ.Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ. under longwave UV Light
Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ. Photo by JVF.
Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ under longwave UV light. Sphalerite fluoresces orange, purple, blue and the willemite green, franklinite and this calcite is non-fluorescent. Photo by JVF.
Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ. under shortwave UV Light
Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ under shortwave UV light. Calcite fluoresces red and the willemite green, franklinite is non-fluorescent. Photo by JVF.


Sphalerite, willemite, franklinite and chrysotile from Sterling Hill Mine, NJ.Sphalerite, willemite, franklinite and chrysotile from Sterling Hill Mine, NJ. under longwave UV Light
Sphalerite (beige to pinkish tan), willemite (dark red), franklinite (black) and chrysotile (dark brown) from Sterling Hill Mine, NJ. From the collection of J. Thomas Jacob. Photo by WP.
Sphalerite, willemite, franklinite and chrysotile from Sterling Hill Mine, NJ under longwave UV light. The sphalerite fluoresces golden orange and lavender (caused by phosphorescence), the franklinite, willemite and chrysotile are non-fluorescent. From the collection of J. Thomas Jacob. Photo by WP.
Sphalerite, willemite, franklinite and chrysotile from Sterling Hill Mine, NJ. under shortwave UV Light
Sphalerite, willemite, franklinite and chrysotile from Sterling Hill Mine, NJ under shortwave UV light. The sphalerite fluoresces dark orange and lavender (caused by phosphorescence) and the willemite green, the franklinite and chrysotile are non-fluorescent. From the collection of J. Thomas Jacob. Photo by WP.







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