Willemite : CSIRO Spectroscopy Database

Willemite

Images

Photograph of a specimen of calcite, fluorite and willemite, from Purple Passion Mine, Wickenburg, Arizona. Specimen size: 14mm

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

UV luminescence image of a specimen of calcite (red), fluorite (blue) and willemite (green) from Purple Passion Mine, Wickenburg, Arizona. Size: 14cm

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

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

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

CL/SEM spectrum of Willemite

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 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.

Shortwave UV photoluminescence image of a specimen of esperite (yellow), calcite (red) and willemite (green), 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 (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.

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

© 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.

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.

Fluorescence image of willemite (green), from Sterling Hill, Ogdensburg, Franklin Mining District, Sussex County, New Jersey, USA. Size: 10.8 x 8.8 x 5.9 cm

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

Photograph of a specimen of calcite, fluorite and willemite, from Purple Passion Mine, Wickenburg, Arizona. Specimen size:14 cm

© 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.

UV luminescence image of a specimen of calcite (red), fluorite (blue) and willemite (green), from Purple Passion Mine, Wickenburg, Arizona.

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

Photograph of a specimen of clinohedrite, hardystonite and willemite, from Franklin, NJ.

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

Shortwave UV photoluminescence image of a specimen of clinohedrite, hardystonite and willemite, from Franklin, NJ. Specimen size: 11cm

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

Photograph of a specimen of esperite, calcite and willemite, 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 clinohedrite, hardystonite and willemite, from Franklin, NJ. Specimen size: 11cm

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

Properties

Formulas	Zn₂SiO₄, (Zn,Mn)₂SiO₄
Abbreviation	Wlm
Variant	troostite
Classifications	Minerals containing SiO4, Phenakite (group)
Luminescence emitters	Mn, Pb
Spectra	Luminescence (3), Reflectance (1)
IMA Status	Grandfathered (pre-IMA), 1830
Search other databases	webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry	Trigonal, Point group 3, Space group R3 (#148)
Tags	Mineral, Variety, Silicate

Composition

Element	Atoms
Si	1
Zn	2
O	4
Total:	7

References

Bhalla & White 1970

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Bhalla & White 1972

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Gaft et al. 2005

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CSIRO CL spectra 2011

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Pejcic et al. 2022 (EP2022-5804)

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Tarashchan 1978

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