Franklinite : CSIRO Spectroscopy Database

Franklinite

Images

Shortwave UV luminescence image of specimen of calcite (red) with willemite (green) and franklinite (non-luminescent), from Franklin, New Jersey. Specimen size: 11cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Shortwave UV photoluminescence image of a specimen of calcite (red), willemite (green) and franklinite (black), from Franklin, NJ.

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Photograph of a specimen of calcite (white) with willemite (brown) and franklinite (black), from Franklin, New Jersey. Specimen size: 11cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Shortwave UV photoluminescence image of a specimen of calcite (red), willemite (green) and franklinite (black), from Franklin, NJ. Specimen size: 5cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Shortwave UV photoluminescence image of a specimen of willemite (green), calcite (red) and franklinite (dark), from Franklin, New Jersey. Size: 8cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Photograph of a specimen of calcite, willemite and franklinite, from Franklin, NJ. Specimen size: 5cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Image of a specimen of willemite, calcite and franklinite from Franklin, New Jersey. Size: 8cm

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Franklinite (black) on calcite (white), willemite (pink), and zincite (red), from Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, USA

© Rob Lavinsky, iRocks.com – CC-BY-SA-3.0

Photograph of a specimen of calcite, willemite and franklinite, from Franklin, NJ.

© Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.

Properties

Formula	ZnFe^III₂O₄
Abbreviation	Frk
Classification	Spinel (subgroup)
IMA Status	Grandfathered (pre-IMA), 1819
Search other databases	webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Tags	Mineral

Composition

Element	Atoms
O	4
Fe	2
Zn	1
Total:	7

Reference

Reference	Lines	Spectra	Images
Hamblen 2003	0	0	8