Smrkovecite (original) (raw)

A valid IMA mineral species

About SmrkoveciteHide

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Colour:

White, light yellow

Lustre:

Adamantine, Vitreous

Specific Gravity:

4.75 (Calculated)

Crystal System:

Monoclinic

Name:

Named after its discovery locality.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:7299:7

8ad21e74-2d57-4539-a5d3-5e04a7c4ade0

IMA Classification of SmrkoveciteHide

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IMA Formula:

Bi2O(OH)(PO4)

Classification of SmrkoveciteHide

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8.BO.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
O : With only large cations, (OH, etc.):RO4 about 1:1

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 SmrkoveciteHide

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Colour:

White, light yellow

Cleavage:

Poor/Indistinct
Indistinct on {010}

Density:

4.75 g/cm3 (Calculated)

Optical Data of SmrkoveciteHide

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RI values:

_n_α = 2.050 _n_β = 2.060 _n_γ = 2.090

2V:

Measured: 58° to 61°, Calculated: 62°

δ = 0.040

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

Chemistry of SmrkoveciteHide

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Mindat Formula:

Bi2(PO4)O(OH)

Crystallography of SmrkoveciteHide

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Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Cell Parameters:

a = 6.954 Å, b = 7.494(4) Å, c = 10.869(6) Å
β = 107.00(6)°

Ratio:

a:b:c = 0.928 : 1 : 1.45

Unit Cell V:

541.67 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of SmrkoveciteHide

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General Appearance of Type Material:

Crusts and mamillary to spherical aggregates to 0.2 mm, and as intergrown crystals to 0.1 mm.

Place of Conservation of Type Material:

National Museum, Prague, Czech Republic, P1N84596.

Geological Setting of Type Material:

Associated Minerals at Type Locality:

Synonyms of SmrkoveciteHide

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Other Language Names for SmrkoveciteHide

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Relationship of Smrkovecite to other SpeciesHide

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Other Members of this group:

Common AssociatesHide

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Associated Minerals Based on Photo Data:

Related Minerals - Strunz-mindat GroupingHide

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Fluorescence of SmrkoveciteHide

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Other InformationHide

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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 SmrkoveciteHide

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References for SmrkoveciteHide

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Localities for SmrkoveciteHide

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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.