Phlogopite : CSIRO Spectroscopy Database

Phlogopite [ KMg₃(AlSi₃O₁₀)(OH)₂ ]

Images of Phlogopite

Photograph of phlogopite on calcite, from Pakistan

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

UV photoluminescence image of phlogopite on calcite, from Pakistan

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

Shortwave UV photoluminescence image of a specimen of phlogopite (orange) from ZCA Mine, West Pierrepont, NY. Size: 10cm

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

Photograph of a specimen of Phlogopite from ZCA Mine, West Pierrepont, NY

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

Shortwave UV photoluminescence image of a specimen of phlogopite from ZCA Mine, West Pierrepont, NY. Size: 10cm

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

Phlogopite specimen from Sydenham (near), Ontario, Canada

Photo by Burton Litman, via Smithsonian National Museum of Natural History

Photograph of a specimen of phlogopite from ZCA Mine, West Pierrepont, NY. Size: 10cm

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

Material properties

Formulas	KMg₃(AlSi₃O₁₀)(OH)₂, K(Mg,Fe^II)₃(AlSi₃O₁₀)(OH)₂
Abbreviation	Phl, Phl
Variant	Fe
Classifications	Minerals containing OH, Biotite
Members	Phlogopite-1M, Phlogopite-2M1
Luminescence emitters	Mn, OH, Si-O, TiO6, Unspecified
Spectra	Reflectance (3)
IMA Status	Grandfathered (pre-IMA), 1841
Search other databases	webmineral.com, mindat.org, rruf.info, fluomin.org, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry	Monoclinic
Tags	Hydroxide , Mineral, Aluminosilicate

Composition

Element	Atoms
K	1
O	12
Al	1
Si	3
H	2
Mg	3
Total:	22

References for Phlogopite

Gorobets and Rogojine 2002

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Laukamp et al. 2021

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Pejcic et al. 2021 (EP2021-1148)

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Specimens of Phlogopite

Name	Owner	Materials	Phase purity	Image	Spectra	Techniques
MES084 Labradorite / Fayalite / Enstatite	CSIRO	Enstatite, Fe, Fayalite, Mg, Ilmenite, Labradorite, Phlogopite, Fe (4.0%), Quartz	4.0	MES084 Labradorite / Fayalite / Enstatite Image of Labradorite, Enstatite (var. Fe), Fayalite (var. Mg), Ilmenite, Phlogopite (var. Fe) and Quartz in specimen 'MES084 Labradorite / Fayalite / Enstatite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
M1591 Phlogopite	CSIRO	Phlogopite (2.7%), Phlogopite, Fe (2.7%), Phlogopite-2M1, Quartz	2.7	M1591 Phlogopite Image of Phlogopite, Phlogopite (var. Fe), Phlogopite-2M1 and Quartz in specimen 'M1591 Phlogopite' [CSIRO], from USA, precise locality unknown. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
M1589 Phlogopite	CSIRO	Phlogopite	—	M1589 Phlogopite Image of Phlogopite [ KMg3(AlSi3O10)(OH)2 ] in specimen 'M1589 Phlogopite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
M1594 Phlogopite	CSIRO	Phlogopite	—	M1594 Phlogopite Image of Phlogopite [ KMg3(AlSi3O10)(OH)2 ] in specimen 'M1594 Phlogopite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
MES004 Phlogopite	NVCL, AuScope Limited	Phlogopite, Phlogopite-1M	—	MES004 Phlogopite Image of Phlogopite and Phlogopite-1M in specimen 'MES004 Phlogopite' [NVCL, AuScope Limited], from S Burgen, Ontario, Canada. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
MES014 Phlogopite / Muscovite	NVCL, AuScope Limited	Augite, Muscovite-1M, Phlogopite, Phlogopite-2M1	—	MES014 Phlogopite / Muscovite Image of Phlogopite, Augite, Muscovite-1M and Phlogopite-2M1 in specimen 'MES014 Phlogopite / Muscovite' [NVCL, AuScope Limited], from Maria Mine, nr., Milford, Beaver Co., Utah. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
Phlogopite (#1, West Pierrepont, NY)	Hamblen, Prof James O., Georgia Tech	Diopside, Phlogopite	—	Phlogopite (#1, West Pierrepont, NY) Photograph of a specimen of phlogopite from ZCA Mine, West Pierrepont, NY. Size: 10cm Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.	0	—
Phlogopite (#2, Pakistan)	Hamblen, Prof James O., Georgia Tech	Phlogopite	—	Phlogopite (#2, Pakistan) Photograph of phlogopite on calcite, from Pakistan Photo (C) 2003 James O. Hamblen (http://hamblen.ece.gatech.edu/uvminerals/). Reproduced with permission.	0	—