(oh,f,cl)-dominant amphiboles R040122 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Clinohumite R040122

Name: Clinohumite
RRUFF ID: R040122
Ideal Chemistry: Mg₉(SiO₄)₄F₂
Locality: Anzahamazonono, Madagascar
Source: University of Arizona Mineral Museum 13620 [view label]
Owner: RRUFF
Description: Orange-brown blebs embedded in calcite matrix
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

Mineral Group: [ Humite (21) ]

Quick search: [ All Clinohumite samples (5) ]

CHEMISTRY

RRUFF ID:	R040122.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	(Mg_0.96Fe_0.02Ti_0.01Ca_0.01)₉(SiO₄)₄(F_0.59(OH)_0.41)₂

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Sample is oriented, mounted onto a pin and polished

Pin ID:

M01103

Orientation:

Laser parallel to -a* (-1 0 0). Fiducial mark perpendicular to laser is parallel to b [0 1 0].

DOWNLOADS:

To download sample data,
please select a specific
orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R040122

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (RAW)
	RRUFF File

INFRARED SPECTRUM (Attenuated Total Reflectance)

RRUFF ID:

R040122.1

Sample Description:

Powder

Instrument settings:

SensIR Durascope on a Nicolet Magna 860 FTIR

Resolution:

DOWNLOADS:

	Infrared Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R040122.1

Sample Description:

Powder

Cell Refinement Output:

a: 4.7428(4)Å b: 10.239(2)Å c: 13.6355(8)Å
alpha: 100.83(1)° beta: 90.° gamma: 90.° Volume: 650.4(1)Å³ Crystal System: monoclinic

File Type Information

Calculated diffraction file.

File Type Information

Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

File Type Information

Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

DOWNLOADS:

	Cell Refinement Data
	Cell Refinement Output Data
	DIF File
	X-ray Data (XY - Processed)
	RRUFF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Clinohumite
American Mineralogist Crystal Structure Database Record: [view record]
Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]
Heuland H, Lévy A (1837) Cinquième Espece. Humite, in Description d'une collection de Minéraux Volume 2 Adolphe Richter et Compagnie London 281-282 [view file]
Des Cloizeaux A L O L (1876) Über den Humit; nur der I. Typus ist rhombisch, die beiden andern sind monoklin, doch mit verschiedenen Grundformen, Neues Jahrbuch für Mineralogie, Geologie und Palaontologie, 1876, 640-645 [view file]
Ribbe P H, Gibbs G V (1971) Crystal structures of the humite minerals: III. Mg/Fe ordering in humite and its relation to other ferromagnesian silicates, American Mineralogist, 56, 1155-1173 [view file]
Robinson K, Gibbs G V, Ribbe P H (1973) The crystal structures of the humite minerals. IV. Clinohumite and titanoclinohumite, American Mineralogist, 58, 43-49 [view file]
Fujino K, Takèuchi Y (1978) Crystal chemistry of titanian chondrodite and titanian clinohumite of high-pressure origin, American Mineralogist, 63, 535-543 [view file]
Nielsen T F D, Johnsen O (1978) Titaniferous clinohumite from Gardiner Plateau Complex, East Greenland, Mineralogical Magazine, 42, 99-101 [view file]
Winter G A, Essene E J, Peacor D R (1983) Mn-humites from Bald Knob, North Carolina: Mineralogy and phase equilibria, American Mineralogist, 68, 951-959 [view file]
Lin C C, Liu L G, Mernagh T P, Irifune T (2000) Raman spectroscopic study of hydroxyl-clinohumite at various pressures and temperatures, Physics and Chemistry of Minerals, 27, 320-331 [link]
Frost R L, Palmer S J, Bouzaid J M, Reddy B J (2007) A Raman spectroscopic study of humite minerals, Journal of Raman Spectroscopy, 38, 68-77
Knafelc J, Filiberto J, Ferré E C, Conder J A, Costello L, Crandall J R, Dyar M D, Friedman S A, Hummer D R, Schwenzer S P (2019) The effect of oxidation on the mineralogy and magnetic properties of olivine, American Mineralogist, 104, 694-702
Liu D, Pang Y, Ye Y, Jin Z, Smyth J R, Yang Y, Zhang Z, Wang Z (2019) In-situ high-temperature vibrational spectra for synthetic and natural clinohumite: Implications for dense hydrous magnesium silicates in subduction zones, American Mineralogist, 104, 53-63

REFERENCES for Clinohumite

American Mineralogist Crystal Structure Database Record: [view record]

Anthony J W, Bideaux R A, Bladh K W, and Nichols M C (1990) Handbook of Mineralogy, Mineral Data Publishing, Tucson Arizona, USA, by permission of the Mineralogical Society of America. [view file]

Heuland H, Lévy A (1837) Cinquième Espece. Humite, in Description d'une collection de Minéraux Volume 2 Adolphe Richter et Compagnie London 281-282 [view file]

Des Cloizeaux A L O L (1876) Über den Humit; nur der I. Typus ist rhombisch, die beiden andern sind monoklin, doch mit verschiedenen Grundformen, Neues Jahrbuch für Mineralogie, Geologie und Palaontologie, 1876, 640-645 [view file]

Ribbe P H, Gibbs G V (1971) Crystal structures of the humite minerals: III. Mg/Fe ordering in humite and its relation to other ferromagnesian silicates, American Mineralogist, 56, 1155-1173 [view file]

Robinson K, Gibbs G V, Ribbe P H (1973) The crystal structures of the humite minerals. IV. Clinohumite and titanoclinohumite, American Mineralogist, 58, 43-49 [view file]

Fujino K, Takèuchi Y (1978) Crystal chemistry of titanian chondrodite and titanian clinohumite of high-pressure origin, American Mineralogist, 63, 535-543 [view file]

Nielsen T F D, Johnsen O (1978) Titaniferous clinohumite from Gardiner Plateau Complex, East Greenland, Mineralogical Magazine, 42, 99-101 [view file]

Winter G A, Essene E J, Peacor D R (1983) Mn-humites from Bald Knob, North Carolina: Mineralogy and phase equilibria, American Mineralogist, 68, 951-959 [view file]

Lin C C, Liu L G, Mernagh T P, Irifune T (2000) Raman spectroscopic study of hydroxyl-clinohumite at various pressures and temperatures, Physics and Chemistry of Minerals, 27, 320-331 [link]

Frost R L, Palmer S J, Bouzaid J M, Reddy B J (2007) A Raman spectroscopic study of humite minerals, Journal of Raman Spectroscopy, 38, 68-77

Knafelc J, Filiberto J, Ferré E C, Conder J A, Costello L, Crandall J R, Dyar M D, Friedman S A, Hummer D R, Schwenzer S P (2019) The effect of oxidation on the mineralogy and magnetic properties of olivine, American Mineralogist, 104, 694-702

Liu D, Pang Y, Ye Y, Jin Z, Smyth J R, Yang Y, Zhang Z, Wang Z (2019) In-situ high-temperature vibrational spectra for synthetic and natural clinohumite: Implications for dense hydrous magnesium silicates in subduction zones, American Mineralogist, 104, 53-63