Nambulite R060616

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Record 10 of 16  

Name: Nambulite
RRUFF ID: R060616
Ideal Chemistry: LiMn2+4Si5O14(OH)
Locality: Kombat mine, Kombat, Grootfontein District, Otjozondjupa Region, Namibia
Source: Michael Scott S100824 [view label]
Owner: RRUFF
Description: Pink colored fragment of a single crystal associated with gypsum
Status: The identification of this mineral has been confirmed by single-crystal X-ray diffraction.
Mineral Group: [ Rhodonite (16) ]
CHEMISTRY 
RRUFF ID: R060616.2
Sample Description: Microprobe Fragment
RAMAN SPECTRUM 
RRUFF ID:
Sample Description: Unoriented Raman on the primary sample
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BROAD SCAN WITH SPECTRAL ARTIFACTS
RRUFF ID: R060616
Wavelength:
Sample Description: Unoriented Raman on the primary sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
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Raman Data (RAW) View Graph
RRUFF File
POWDER DIFFRACTION 
RRUFF ID: R060616.9
Sample Description: Single crystal, powder profile is calculated
Cell Refinement Output: a: 7.600(3)Å    b: 11.722(4)Å    c: 6.729(2)Å
alpha: 92.86(1)°    beta: 94.85(1)°    gamma: 106.55(1)°   Volume: 570.8(9)Å3    Crystal System: triclinic
  File Type Information Close
Calculated diffraction file.

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

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DIF File
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RRUFF File
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REFERENCES for Nambulite

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]

Yoshii M, Aoki Y, Maeda K (1972) Nambulite, a new lithium- and sodium-bearing manganese silicate from the Funakozawa mine, northeastern Japan, Mineralogical Journal, 7, 29-44   [view file]

Fleischer M (1973) New mineral names, American Mineralogist, 58, 1111-1115   [view file]

Narita H, Koto K, Morimoto N, Yoshii M (1975) The crystal structure of nambulite (Li,Na)Mn4Si5O14(OH), Acta Crystallographica, B31, 2422-2426

Liebau F (1980) The role of cationic hydrogen in pyroxenoid crystal chemistry, American Mineralogist, 65, 981-985   [view file]

Hawthorne F C, Bladh K W, Burke E A J, Grew E S, Langley R H, Puciewicz J, Roberts A C, Schedler R A, Shigley J E, Vanko D A (1987) New mineral names, American Mineralogist, 72, 222-230   [view file]

Schneider G I C (1987) On the mineralogy of nambulite, a rare manganese silicate from Namibia, Japan and Brazil, Communications of the Geological Survey of South West Africa/Namibia, 3, 33-35

Dunn P J (1991) Rare minerals of the Kombat mine, The Mineralogical Record, 22, 421-425

Nagashima M, Armbruster T, Kolitsch U, Pettke T (2014) The relation between Li ↔ Na substitution and hydrogen bonding in five-periodic single-chain silicates nambulite and marsturite: A single-crystal X-ray study, American Mineralogist, 99, 1462-1470