Phlogopite





 Location Found: Ogdensburg
     
 
     
 Formula: KMg3(AlSi3O10)(OH)2
 Essential Elements: Aluminum, Hydrogen, Magnesium, Oxygen, Potassium, Silicon
 All Elements in Formula: Aluminum, Hydrogen, Magnesium, Oxygen, Potassium, Silicon
     
 IMA Status: Approved 1998
     
Fluorescent Mineral Properties

 Shortwave UV light: Moderately bright to weak yellow
     
 To find out more about this mineral at minDat's website, follow this link   Phlogopite

     
 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.465

Frondel, Clifford (1972). The minerals of Franklin and Sterling Hill, a checklist. NY.: John Willey & Sons. p.71


The Picking Table References
 PT Issue and PageDescription / Comment
V. 58, No. 1 - Spring 2017, pg. 15Fluorescent Minerals of Franklin and Sterling Hill, N.J., Part 2, Richard C. Bostwick - Phlogopite
View IssueV. 33, No. 2 - Fall 1992, pg. 11The Check List of Franklin-Sterling Hill Fluorescent Minerals - Phlogopite (Fluorescent Info)
View IssueV. 27 No. 2 - Fall 1986, pg. 7Minerals of the Franklin Quarry, Philip P. Betancourt, Phlogopite
View IssueV. 18, No. 2 - September 1977, pg. 16The Fluorescent Minerals of Franklin and Sterling Hill, NJ by Richard C. Bostwick - Phlogopite
View IssueV. 13, No. 2 - August 1972, pg. 12The Fluorescent Minerals of Franklin/Ogdensburg Area by Frank Z. Edwards - Phlogopite (Fluorescent Info)
View IssueV. 7, No. 2 - August 1966, pg. 11The Minerals of Sterling Hill 1962-65 by Frank Z. Edwards - Phlogopite
     
Images

     
Phlogopite mica and corundum in marble, from Franklin, NJPhlogopite mica and corundum in marble, from Franklin, NJ under shortwave UV Light
Phlogopite mica (tan) and corundum (lavender) in marble (white), from Franklin, NJ. Photo by WP.
Phlogopite mica and corundum in marble, from Franklin, NJ under shortwave UV light. The phlogopite fluoresces straw yellow and the corundum dark red, marble is non-fluorescent. Photo by WP.







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