Clinochlore : CSIRO Spectroscopy Database

Clinochlore [ Mg₅Al(AlSi₃O₁₀)(OH)₈ ]

Image of Clinochlore

Clinochlore specimen from Achmatowsk, Ural Mtns., Chelyabinsk Oblast, Russia

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

Material properties

Formulas	Mg₅Al(AlSi₃O₁₀)(OH)₈, (Mg,Fe^II)₅Al(AlSi₃O₁₀)(OH)₈
Abbreviation	Clc
Variant	Fe
Classifications	Minerals containing OH, Chlorite (group)
Luminescence emitters	Fe, Mn, Si-O
IMA Status	Grandfathered (pre-IMA), 1851
Search other databases	webmineral.com, mindat.org, rruf.info, mineralienatlas.de, Handbook of Mineralogy, American Mineralogist Crystal Structure Database
Crystal symmetry	Monoclinic
Tags	Hydroxide , Mineral, Aluminosilicate

Composition

Element	Atoms
Al	2
O	18
Si	3
H	8
Mg	5
Total:	36

References for Clinochlore

Reference

Lines

Spectra

Images

Kuznetsov et al. 1991

Laukamp et al. 2021

Specimens of Clinochlore

Name	Owner	Materials	Phase purity	Image	Spectra	Techniques
NR-CHL-136 Clinochlore	CSIRO	Clinochlore, Fe (99.6%), Quartz	99.6	NR-CHL-136 Clinochlore Image of Quartz and Clinochlore (var. Fe) in specimen 'NR-CHL-136 Clinochlore' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
MT8306 Clinochlore	CSIRO	Cerussite, Clinochlore, Fe (94.0%), Clinochlore (94.0%)	94.0	MT8306 Clinochlore Image of Clinochlore, Cerussite and Clinochlore (var. Fe) in specimen 'MT8306 Clinochlore' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
130 Uvarovite	CSIRO	Chromite, Clinochlore (18.5%), Kaolinite, Lizardite-1T, Uvarovite	18.5	130 Uvarovite Image of Uvarovite on Chromite in specimen '130 Uvarovite' [CSIRO]. (C) 2025 CSIRO Mineral Resources. All rights reserved.	0	—
M1855 Chalcopyrite / Quartz	CSIRO	Chalcopyrite, Clinochlore, Fe (9.4%), Fluorite, Jarosite, Pyrite, Quartz	9.4	M1855 Chalcopyrite / Quartz Image of Chalcopyrite, Clinochlore (var. Fe), Fluorite, Jarosite, Pyrite and Quartz in specimen 'M1855 Chalcopyrite / Quartz' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
M0298 Djurleite / Bornite	CSIRO	Bornite, Chalcocite, low, Chalcopyrite, Clinochlore, Fe (6.3%), Djurleite	6.3	M0298 Djurleite / Bornite Image of Djurleite, Bornite, Chalcocite (var. low), Chalcopyrite and Clinochlore (var. Fe) in specimen 'M0298 Djurleite / Bornite' [CSIRO]. (C) 2025 CSIRO Mineral Resources. All rights reserved.	0	—
M1413 Quartz / Grossular / Almandine	CSIRO	Almandine, Clinochlore, Fe (5.2%), Grossular, Ilmenite, Muscovite-1M, Quartz	5.2	M1413 Quartz / Grossular / Almandine Image of Quartz, Almandine, Clinochlore (var. Fe), Grossular, Ilmenite and Muscovite-1M in specimen 'M1413 Quartz / Grossular / Almandine' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
MT8330 Epidote	CSIRO	Clinochlore, Fe (3.7%), Epidote, Quartz, Titanite	3.7	MT8330 Epidote Image of Epidote, Clinochlore (var. Fe), Quartz and Titanite in specimen 'MT8330 Epidote' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
MCU_EPI_1 Epidote	CSIRO	Albite, Clinochlore, Fe (2.2%), Epidote, Magnetite, Quartz	2.2	MCU_EPI_1 Epidote Image of Epidote, Albite, Clinochlore (var. Fe), Magnetite and Quartz in specimen 'MCU_EPI_1 Epidote' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	2	Reflectance
193 Fuchsite	CSIRO	Calcite, Clinochlore, Fe (2.0%), Dolomite, Fuchsite, Muscovite-2M1, Cr, Pyrite, Quartz	2.0		0	—
TS01 Talc	CSIRO	Clinochlore, Fe (2.0%), Corundum, Talc	2.0	TS01 Talc Image of Talc, Clinochlore (var. Fe) and Corundum in specimen 'TS01 Talc' [CSIRO], from Three Springs, Shire of Three Springs, Mid West Region, WA, Australia. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
Erwan2 Biotite	CSIRO	Albite, Ca, Biotite-1M, Clinochlore, Fe (1.8%), Quartz	1.8	Erwan2 Biotite Image of Biotite-1M, Albite (var. Ca), Clinochlore (var. Fe) and Quartz in specimen 'Erwan2 Biotite' [CSIRO]. (C) 2025 CSIRO Mineral Resources. All rights reserved.	0	—
MES013 Muscovite / Grossular / Paragonite	CSIRO	Clinochlore, Fe (1.8%), Grossular, Fe3+, Muscovite-2M1, Paragonite-2M1, Phlogopite-2M1, Quartz	1.8	MES013 Muscovite / Grossular / Paragonite Image of Muscovite-2M1, Clinochlore (var. Fe), Grossular (var. Fe3+), Paragonite-2M1, Phlogopite-2M1 and Quartz in specimen 'MES013 Muscovite / Grossular / Paragonite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
M0656 Goethite / Cuprite	CSIRO	Clinochlore, Fe (1.5%), Cuprite, Fluorite, Goethite, Hematite, Malachite, Quartz	1.5	M0656 Goethite / Cuprite Image of Goethite, Clinochlore (var. Fe), Cuprite, Fluorite, Hematite, Malachite and Quartz in specimen 'M0656 Goethite / Cuprite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
MES177 Actinolite	NVCL, AuScope Limited	Actinolite, Clinochlore, Fe (1.4%), Quartz, Tremolite	1.4	MES177 Actinolite Image of Actinolite, Clinochlore (var. Fe), Quartz and Tremolite in specimen 'MES177 Actinolite' [NVCL, AuScope Limited], from Spoo Ness, Lunda Wick, Unst, Shetland Islands, United Kingdom. (C) 2026 CSIRO Mineral Resources. All rights reserved.	2	Reflectance
M1850 Eucryptite	CSIRO	Clinochlore, Fe (1.0%), Cookeite, Eucryptite, Kaolinite, poorly crystalline, Quartz	1.0	M1850 Eucryptite Image of Eucryptite, Clinochlore (var. Fe), Cookeite, Kaolinite (var. poorly crystalline) and Quartz in specimen 'M1850 Eucryptite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
M1873 Chalcopyrite	CSIRO	Chalcopyrite, Clinochlore, Fe (1.0%), Jarosite	1.0	M1873 Chalcopyrite Image of Chalcopyrite, Clinochlore (var. Fe) and Jarosite in specimen 'M1873 Chalcopyrite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
M2843 Eucryptite	CSIRO	Clinochlore, Fe (1.0%), Cookeite, Eucryptite, Kaolinite, poorly crystalline, Prehnite, Quartz	1.0	M2843 Eucryptite Image of Eucryptite, Clinochlore (var. Fe), Cookeite, Kaolinite (var. poorly crystalline), Prehnite and Quartz in specimen 'M2843 Eucryptite' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
MES199 Talc	CSIRO	Clinochlore, Fe (1.0%), Talc	1.0	MES199 Talc Image of Talc and Clinochlore (var. Fe) in specimen 'MES199 Talc' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	1	Reflectance
NR162 Diopside	CSIRO	Clinochlore, Fe (1.0%), Diopside	1.0	NR162 Diopside Image of Diopside and Clinochlore (var. Fe) in specimen 'NR162 Diopside' [CSIRO], from Zillertal, Tyrol, Austria. (C) 2026 CSIRO Mineral Resources. All rights reserved.	2	Reflectance
NR_Act_1 Talc / Tremolite / Quartz	CSIRO	Albite, Clinochlore, Fe (1.0%), Hematite, Muscovite-2M1, Quartz, Talc, Tremolite	1.0	NR_Act_1 Talc / Tremolite / Quartz Image of Talc, Albite, Clinochlore (var. Fe), Hematite, Muscovite-2M1, Quartz and Tremolite in specimen 'NR_Act_1 Talc / Tremolite / Quartz' [CSIRO]. (C) 2026 CSIRO Mineral Resources. All rights reserved.	0	—
NR-ACT-02 Actinolite	CSIRO	Actinolite, Clinochlore, Fe (0.4%), Magnetite, Quartz, Tremolite	0.4	NR-ACT-02 Actinolite Image of Actinolite, Clinochlore (var. Fe), Magnetite, Quartz and Tremolite in specimen 'NR-ACT-02 Actinolite' [CSIRO]. (C) 2025 CSIRO Mineral Resources. All rights reserved.	2	Reflectance

Clinochlore [ Mg5Al(AlSi3O10)(OH)8 ]

Image of Clinochlore

Clinochlore specimen from Achmatowsk, Ural Mtns., Chelyabinsk Oblast, Russia

Material properties

Composition

References for Clinochlore

Specimens of Clinochlore

Clinochlore [ Mg₅Al(AlSi₃O₁₀)(OH)₈ ]