Trilithionite R040105

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Record 47 of 50  

Name: Trilithionite
RRUFF ID: R040105
Ideal Chemistry: KLi1.5Al1.5(Si3Al)O10F2
Locality: Brown Derby mine, Ohio City, Gunnison County, Colorado, USA
Source: University of Arizona Mineral Museum 5528 [view label]
Owner: RRUFF
Description: Purple hexagonal tablet
Status: The identification of this mineral has been confirmed by X-ray diffraction and chemical analysis
Mineral Group: [ mica (50) ]
Quick search: [ All Trilithionite samples (4) ]
RRUFF ID: R040105.2
Sample Description: Microprobe Fragment
Measured Chemistry: (K0.82Li0.14Na0.04)(Li0.53Al0.42Mn0.05)3(Si0.84Al0.17)4O10((OH)0.59F0.41)2
Sample Description: Sample is oriented, mounted on a pin and polished.
Pin ID: L00700
Orientation: Laser parallel to  (1 0 1).     Fiducial mark perpendicular to laser is parallel to  b   [0 1 0].

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RRUFF ID: R040105
Sample Description: Unoriented sample
Instrument settings: Thermo Almega XR 532nm @ 100% of 150mW
INFRARED SPECTRUM (Attenuated Total Reflectance) 
RRUFF ID: R040105.1
Instrument settings: SensIR Durascope on a Nicolet Magna 860 FTIR
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RRUFF ID: R040105.1
Sample Description: Powder
Cell Refinement Output: a: 9.051(2)Å    b: 5.2259(8)Å    c: 20.1895(7)Å
alpha: 90°    beta: 99.52(1)°    gamma: 90°   Volume: 941.8(0)Å3    Crystal System: monoclinic
  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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Output file from the Bruker D8 Advance instrument. Includes device headers and XY data.

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REFERENCES for Trilithionite

American Mineralogist Crystal Structure Database Record: [view record]

Tlili A, Smith D C, Beny J M, Boyer H (1989) A Raman microprobe study of natural micas, Mineralogical Magazine, 53, 165-179   [view file]

Rieder M, Cavazzini G, D’Yakonov Y S, Frank-Kamenetskii V A, Gottardt G, Guggenheim S, Koval P V, Muller G, Neiva A M R, Radoslovich E W, Robert J L, Sassi F P, Takeda H, Weiss Z, Wones D R (1998) Nomenclature of the micas, The Canadian Mineralogist, 36, 905-912   [view file]

Brigatti M F, Caprilli E, Malferrari D, Medici L, Poppi L (2005) Crystal structure and chemistry of trilithionite-2M2 and polylithionite-2M2, European Journal of Mineralogy, 17, 475-481

Marchal K L, Simmons W B, Falster A U, Webber K L, Roda-Robles E (2014) Geochemistry, mineralogy, and evolution of Li-Al micas and feldspars from the Mount Mica pegmatite, Maine, USA, The Canadian Mineralogist, 52, 221-233

Breiter K, Vaňková M, Galiová M V, Korbelová Z, Kanický V (2017) Lithium and trace-element concentrations in trioctahedral micas from granites of different geochemical types measured via laser ablation ICP-MS, Mineralogical Magazine, 81, 15-33