R050475 - RRUFF Database: Raman, X-ray, Infrared, and Chemistry

Stichtite R050475

Name: Stichtite
RRUFF ID: R050475
Ideal Chemistry: Mg₆Cr₂(CO₃)(OH)₁₆·4H₂O
Locality: near Dundas, Tasmania, Australia
Source: California Institute of Technology W-20701
Owner: RRUFF
Description: Aggregate of purple contorted plates
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis

Mineral Group: [ Hydrotalcite (22) ]

Quick search: [ All Stichtite samples (3) ]

CHEMISTRY

RRUFF ID:	R050475.2
Sample Description:	Microprobe Fragment
Measured Chemistry:	Mg_6.00(Cr_0.97Fe³⁺_0.75Al_0.28)_Σ=2(CO₃)(OH)₁₆·4H₂O ; (dark phase) C not measured but estimated by difference; light inclusion: chromite (Mg_0.53Fe²⁺_0.47)_Σ=1(Cr³⁺_1.62Al_0.33Fe³⁺_0.05)_Σ=2O₄

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

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orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R050475

Wavelength:

Sample Description:

Unoriented sample

Instrument settings:

Thermo Almega XR 532nm @ 100% of 150mW

DOWNLOADS:

	Raman Data (Processed)
	RRUFF File
	Raman Data (RAW)
	RRUFF File

POWDER DIFFRACTION

RRUFF ID:

R050475.1

Sample Description:

Powder, using Mo radiation

Cell Refinement Output:

a: 3.146(2)Å b: 3.146(2)Å c: 24.53(9)Å
alpha: 90° beta: 90° gamma: 120° Volume: 210.3(7)Å³ Crystal System: hexagonal

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 Stichtite
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]
Petterd W F (1910) Stichtite (carbonatohydrate of magnesium, chrome and iron), in Catalog of the Minerals of Tasmania 3rd Edition J. Vail Hobart 167-169 [view file]
Spencer L J (1913) A (sixth) list of new mineral names, Mineralogical Magazine, 16, 352-378 [view file]
Flett J S (1933) Proceedings of Societies: Mineralogical society of Great Britain and Ireland, American Mineralogist, 18, 77-78 [view file]
Frondel C (1941) Constitution and polymorphism of the pyroaurite and sjögrenite groups, American Mineralogist, 26, 295-315 [view file]
Mandarino J A (1966) Abstract of paper presented at the eleventh meeting: Pyroaurite and stichtite from Langmuir Township, Ontario, The Canadian Mineralogist, 8, 668-669 [view file]
Taylor H F W (1973) Crystal structures of some double hydroxide minerals, Mineralogical Magazine, 39, 377-389 [view file]
Bailey S W (1977) Report of the I.M.A-I.U.Cr. Joint Committee on Nomenclature, American Mineralogist, 62, 411-415 [view file]
Tatarinov A V, Sapozhnikov A N, Prokudin SG, Frolova L P (1985) Stichtite in serpentinites of the Terektinsky Ridge (Altay), Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 114, 575-581 [view file]
Bookin A S, Cherkashin V I, Drits V A (1993) Polytype diversity of the hydrotalcite-like minerals II. determination of the polytypes of experimentally studied varieties, Clays and Clay Minerals, 41, 558-564 [view file]
Frost R L, Erickson K L (2004) Vibrational spectroscopy of stichtite, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 60, 3001-3005
Mills S J, Whitfield P S, Wilson S A, Woodhouse J N, Dipple G M, Raudsepp M, Francis C A (2011) The crystal structure of stichtite, re-examination of barbertonite, and the nature of polytypism in MgCr hydrotalcites, American Mineralogist, 96, 179-187 [view file]
Mills S J, Christy A G, Génin J -M R, Kameda T, Colombo F (2012) Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides, Mineralogical Magazine, 76, 1289-1336 [view file]
Theiss F L, Ayoko G A, Frost R L (2013) Stichtite a review, Clay Minerals, 48, 143-148 [view file]

REFERENCES for Stichtite

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]

Petterd W F (1910) Stichtite (carbonatohydrate of magnesium, chrome and iron), in Catalog of the Minerals of Tasmania 3rd Edition J. Vail Hobart 167-169 [view file]

Spencer L J (1913) A (sixth) list of new mineral names, Mineralogical Magazine, 16, 352-378 [view file]

Flett J S (1933) Proceedings of Societies: Mineralogical society of Great Britain and Ireland, American Mineralogist, 18, 77-78 [view file]

Frondel C (1941) Constitution and polymorphism of the pyroaurite and sjögrenite groups, American Mineralogist, 26, 295-315 [view file]

Mandarino J A (1966) Abstract of paper presented at the eleventh meeting: Pyroaurite and stichtite from Langmuir Township, Ontario, The Canadian Mineralogist, 8, 668-669 [view file]

Taylor H F W (1973) Crystal structures of some double hydroxide minerals, Mineralogical Magazine, 39, 377-389 [view file]

Bailey S W (1977) Report of the I.M.A-I.U.Cr. Joint Committee on Nomenclature, American Mineralogist, 62, 411-415 [view file]

Tatarinov A V, Sapozhnikov A N, Prokudin SG, Frolova L P (1985) Stichtite in serpentinites of the Terektinsky Ridge (Altay), Zapiski Vserossijskogo Mineralogicheskogo Obshchestva, 114, 575-581 [view file]

Bookin A S, Cherkashin V I, Drits V A (1993) Polytype diversity of the hydrotalcite-like minerals II. determination of the polytypes of experimentally studied varieties, Clays and Clay Minerals, 41, 558-564 [view file]

Frost R L, Erickson K L (2004) Vibrational spectroscopy of stichtite, Spectrochimica Acta Part A-Molecular and Biomolecular Spectroscopy, 60, 3001-3005

Mills S J, Whitfield P S, Wilson S A, Woodhouse J N, Dipple G M, Raudsepp M, Francis C A (2011) The crystal structure of stichtite, re-examination of barbertonite, and the nature of polytypism in MgCr hydrotalcites, American Mineralogist, 96, 179-187 [view file]

Mills S J, Christy A G, Génin J -M R, Kameda T, Colombo F (2012) Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides, Mineralogical Magazine, 76, 1289-1336 [view file]

Theiss F L, Ayoko G A, Frost R L (2013) Stichtite a review, Clay Minerals, 48, 143-148 [view file]