Location Found: Ogdensburg (Type Locality), unique to Franklin/Ogdensburg area
 Year Discovered: 1975
 Formula: MnMgZn(SiO4)(OH)2
 Essential Elements: Hydrogen, Magnesium, Manganese, Oxygen, Silicon, Zinc
 All Elements in Formula: Hydrogen, Magnesium, Manganese, Oxygen, Silicon, Zinc
 IMA Status: Approved 1975
Fluorescent Mineral Properties

 Longwave UV light: Weak dull olive-green
 To find out more about this mineral at minDat's website, follow this link   Gerstmannite

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.369

The Picking Table References
 PT Issue and PageDescription / Comment
V. 57, No. 2 - Fall 2016, pg. 18Fluorescent Minerals of Franklin and Sterling Hill, N.J., Part 1, Richard C. Bostwick - Gerstmannite
View IssueV. 37, No. 1 - Spring 1996, pg. 18Closest-Packed Mineral Structures of Franklin-Ogdensburg: Kepler's Gift of the Snowflake, Part two of two parts, Paul B. Moore - Gerstmannite
View IssueV. 18, No. 2 - September 1977, pg. 4New Minerals - Gerstmannite
View IssueV. 17, No. 1 - March 1976, pg. 7New Minerals - Gerstmannite (small article)
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