Colquiriite (original) (raw)

A valid IMA mineral species

About ColquiriiteHide

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Name:

Named by K. Walenta, B. Lehmann, and M. Zwiener in 1980 for the type locality of Colquiri tin mine, Bolivia.

This page provides mineralogical data about Colquiriite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:1111:8

1d2d1634-bd7f-4960-8900-f92c523e4573

IMA Classification of ColquiriiteHide

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Type description reference:

Classification of ColquiriiteHide

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3.CB.20

3 : HALIDES
C : Complex halides
B : Neso-aluminofluorides

11.6.3.1

11 : HALIDE COMPLEXES
6 : Aluminofluorides - Isolated Octahedra

8.6.16

8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
6 : Halides of Al

Mineral SymbolsHide

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As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Physical Properties of ColquiriiteHide

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Transparency:

Transparent, Translucent

Density:

2.94 g/cm3 (Measured)

Optical Data of ColquiriiteHide

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RI values:

_n_ω = 1.388(2) _n_ε = 1.385(2)

δ = 0.003

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Chemistry of ColquiriiteHide

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Mindat Formula:

CaLi[AlF6]

Crystallography of ColquiriiteHide

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Cell Parameters:

a = 5.02 Å, c = 9.67 Å

Unit Cell V:

211.04 ų (Calculated from Unit Cell)

Comment:

Point Group: 3 2/m or 3m.; Space Group: P31c or P31c (synthetic).

Crystal StructureHide

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CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of ColquiriiteHide

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General Appearance of Type Material:

Anhedral grains to 1 cm.

Ralstonite appears to replace colquiriite and gearksutite is present as veinlets so that colquiriite appears to be the oldest.

Place of Conservation of Type Material:

Institute for Mineralogy and Crystallography, University of Stuttgart, Stuttgart, Germany.

Geological Setting of Type Material:

Associated Minerals at Type Locality:

Reference:

Walenta, K., Lehmann, B., Zwiener, M. (1980) Colquiriite, a new fluoride mineral from the Colquiri tin ore deposit, Bolivia. Tschermaks Mineralogische und Petrographische Mitteilungen: 27: 275-281.

Synonyms of ColquiriiteHide

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Other Language Names for ColquiriiteHide

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Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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Fluorescence of ColquiriiteHide

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Other InformationHide

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Thermal Behaviour:

Structure breaks down between 800-900 C.

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for ColquiriiteHide

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References for ColquiriiteHide

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Localities for ColquiriiteHide

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This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

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- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.