Fluorapatite





 Location Found: Franklin and Ogdensburg
     
 
 Year Discovered: 1823
     
 Formula: Ca2Ca3(PO4)3F
 Essential Elements: Calcium, Fluorine, Oxygen, Phosphorus
 All Elements in Formula: Calcium, Fluorine, Oxygen, Phosphorus
     
 IMA Status: Approved
     
Fluorescent Mineral Properties

 Shortwave UV light: Orange to bluish orange (orchid, peach), moderately bright to weak greenish-blue in Franklin Marble
 Mid wave UV light: Orange to bluish orange, weak greenish-blue in Franklin Marble
 Longwave UV light: Orange to bluish orange, weak greenish-blue in Franklin Marble
 Additional Information: Fluoresces usually brightest shortwave, but occasionally as bright mid-wave
     
 To find out more about this mineral at minDat's website, follow this link   Fluorapatite

     
 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.649

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.42


The Picking Table References
 PT Issue and PageDescription / Comment
V. 57, No. 2 - Fall 2016, pg. 17Fluorescent Minerals of Franklin and Sterling Hill, N.J., Part 1, Richard C. Bostwick - Fluorapatite
View IssueV. 45, No. 1 - Spring 2004, pg. 11The 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 - Fluorapatite
View IssueV. 41, No. 1 - Spring 2000, pg. 13A Scheelite-bearing Assemblage From Franklin, New Jersey By Robert E. Jenkins II - Apatite
View IssueV. 35, No. 1 - Spring 1994, pg. 21Geology and Mineralogy of a Veinlet Assemblage Associated With Wollastonite-Bearing Rocks, Sterling Mine, Ogdensburg, New Jersey, Robert E. Jenkins II - Apatite
View IssueV. 33, No. 2 - Fall 1992, pg. 10The Check List of Franklin-Sterling Hill Fluorescent Minerals - Fluorapatite (Fluorescent Info)
View IssueV. 18, No. 2 - September 1977, pg. 12The Fluorescent Minerals of Franklin and Sterling Hill, NJ by Richard C. Bostwick - Fluorapatite
View IssueV. 18, No. 1 - March 1977, pg. 6Recent Mineral Occurances at Sterling Hill by Stephen Sanford - Apatite
     
Images

     
Fluorapatite, garnet, feldspar and willemite from Franklin, NJ.Fluorapatite, garnet, feldspar and willemite from Franklin, NJ. under shortwave UV Light
Fluorapatite (blue-green), garnet (light and dark brown), feldspar and willemite (grape) from Franklin, NJ. From the collection of, and photo by Robert A. Boymistruk.
Fluorapatite, garnet, feldspar and willemite from Franklin, NJ under shortwave UV light. The fluorapatite fluoresces orange, willemite green, and feldspar dark red, the garnet is non-fluorescent. From the collection of, and photo by Robert A. Boymistruk.







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