Goryainovite (original) (raw)

A valid IMA mineral species

Specific Gravity:

2.98 (Calculated)

Crystal System:

Orthorhombic

Name:

Named in honour of Prof. Pavel Mikhailovich Goryainov (Павел Михайлович Горяинов) (b. 1937), Geological Institute of Kola Science Centre, for his contribution to the knowledge of the geology and petrology of banded iron formation of the north-eastern part of the Fennoscandian Shield.

Synthetic analogue known. A new halophosphate, the chlorine analogue of "spodiosite" (Ca2(PO4)F).
Chemically related to chlorapatite.

Unique IdentifiersHide

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Long-form identifier:

mindat:1:1:47020:5

50d6ac0c-4bb5-4690-9bee-381020c9fa71

IMA Classification of GoryainoviteHide

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Classification of GoryainoviteHide

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8.BN.15

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
N : With only large cations, (OH, etc.):RO4 = 0.33:1

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 GoryainoviteHide

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Density:

2.98 g/cm3 (Calculated)

Optical Data of GoryainoviteHide

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Comments:

colourless in transmitted light

Chemistry of GoryainoviteHide

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Mindat Formula:

Ca2(PO4)Cl

Crystallography of GoryainoviteHide

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Crystal System:

Orthorhombic

Class (H-M):

m m m _(_2/_m_2/_m_2/m ) - Dipyramidal

Cell Parameters:

a = 6.215(2) Å, b = 7.011(2) Å, c = 10.788(3) Å

Ratio:

a:b:c = 0.886 : 1 : 1.539

X-Ray Powder DiffractionHide

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Powder Diffraction Data:

Geological EnvironmentHide

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Type Occurrence of GoryainoviteHide

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General Appearance of Type Material:

As rounded inclusions in magnetite (up to 20 μm in diameter)

Place of Conservation of Type Material:

Collections of the Mineralogical Museum of the St. Petersburg State University, Russia (catalogue no. 19650)

Geological Setting of Type Material:

A magnetite-serpentine rock in iron ore deposit

Associated Minerals at Type Locality:

Synonyms of GoryainoviteHide

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Related Minerals - Strunz-mindat GroupingHide

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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 GoryainoviteHide

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References for GoryainoviteHide

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Reference List:

Ivanyuk, Gregory Y., Yakovenchuk, Victor N., Pakhomovsky, Yakov A., Panikorovskii, Taras L., Konoplyova, Nataliya G., Bazai, Ayya V., Bocharov, Vladimir N., Antonov, Andrei A., Selivanova, Ekaterina A. (2017) Goryainovite, Ca2PO4Cl, a new mineral from the Stora Sahavaara iron ore deposit (Norrbotten, Sweden) GFF, 139 (1) 75-82 doi:10.1080/11035897.2016.1227363

Localities for GoryainoviteHide

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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.