Holdawayite R090029

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Record 109 of 4216

Name: Holdawayite
RRUFF ID: R090029
Ideal Chemistry: Mn²⁺₆(CO₃)₂(OH)₇(Cl,OH)
Locality: Kombat, Namibia
Source: William W. Pinch [view label] [view label]
Owner: RRUFF
Description: Compact platy crystalline. Colorless when thin, but brown when thick.
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.

RAMAN SPECTRUM

RRUFF ID:

Sample Description:

Unoriented sample

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To download sample data,
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orientation angle.

BROAD SCAN WITH SPECTRAL ARTIFACTS

RRUFF ID:

R090029

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:

R090029.9

Sample Description:

Single crystal, powder profile is calculated

Cell Refinement Output:

a: 23.417(6)Å b: 3.3138(6)Å c: 16.609(3)Å
alpha: 90° beta: 111.14(1)° gamma: 90° Volume: 1204.9(4)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.

DOWNLOADS:

	DIF File
	X-ray Data (XY - RAW)
	RRUFF File

REFERENCES for Holdawayite
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]
Peacor D R, Essene E J, Rouse R C, Dunn P J, Nelen J A, Grice J D, Innes J, von Knorring O (1988) Holdawayite, a new manganese hydroxyl-carbonate from the Kombat mine, Namibia, American Mineralogist, 73, 632-636 [view file]
Dunn P J (1991) Rare minerals of the Kombat mine, The Mineralogical Record, 22, 421-425