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Krasnovite

A valid IMA mineral species
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04393130016114734831498.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
06136610014977220025185.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
09851600015724956008422.jpg
Krasnovite

Kovdor Zheleznyi Mine, Kovdor Massif, Kovdorsky District, Murmansk Oblast, Russia
04585750016056802629713.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
02779070014946877252051.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
06263640014949711412260.jpg
Krasnovite

Kovdor Zheleznyi Mine, Kovdor Massif, Kovdorsky District, Murmansk Oblast, Russia
00887960016057266439476.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
04759090014962457361372.jpg
Krasnovite

Cerro Sapo, Ayopaya Province, Cochabamba, Bolivia
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About KrasnoviteHide

Formula:
Ba(Al,Mg)(PO4,CO3)(OH)2 · H2O
Colour:
Pale blue
Lustre:
Silky
Hardness:
2
Specific Gravity:
3.70
Crystal System:
Orthorhombic
Name:
Named in honor of Natalia Ivanovna Krasnova (Наталия Ивановна Краснова) (1941-), mineralogist at St. Petersburg University.
This page provides mineralogical data about Krasnovite.


Unique IdentifiersHide

Mindat ID:
7145
Long-form identifier:
mindat:1:1:7145:7
GUID
(UUID V4):
4c4e21ab-cacb-48a2-a07c-0d134ba9d320

IMA Classification of KrasnoviteHide

Classification of KrasnoviteHide

Strunz-mindat (2024):
8.DK.35

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
K : With large and medium-sized cations, (OH, etc.):RO4 > 1:1 and < 2:1

Mineral SymbolsHide

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

SymbolSourceReference
KvIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Pronunciation of KrasnoviteHide

Pronunciation:
PlayRecorded byCountry
Jolyon RalphUnited Kingdom

Physical Properties of KrasnoviteHide

Lustre:
Silky
Transparency:
Translucent
Colour:
Pale blue
Streak:
White
Hardness:
2 on Mohs scale
Cleavage:
Perfect
Two parallel to [010]
Density:
3.70(5) g/cm3 (Measured)    3.691 g/cm3 (Calculated)

Optical Data of KrasnoviteHide

Type:
Biaxial (-)
RI values:
nα = 1.616(2) nβ = 1.629(2) nγ = 1.640(2)
2V:
Measured: 70° to 90°, Calculated: 84°
Max Birefringence:
δ = 0.024
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
strong
Pleochroism:
Non-pleochroic

Chemistry of KrasnoviteHide

Mindat Formula:
Ba(Al,Mg)(PO4,CO3)(OH)2 · H2O
Elements listed:
Al, Ba, C, H, Mg, O, P - search for minerals with similar chemistry

Crystallography of KrasnoviteHide

Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Cell Parameters:
a = 8.939(2) Å, b = 5.669(3) Å, c = 11.073(3) Å
Ratio:
a:b:c = 1.577 : 1 : 1.953
Unit Cell V:
561.13 ų (Calculated from Unit Cell)
Z:
4
Comment:
space group Pnna or Pnnn

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.768 Å(100)
3.479 Å(82)
5.54 Å(79)
2.543 Å(61)
3.345 Å(59)
2.072 Å(41)
2.354 Å(32)

Geological EnvironmentHide

Type Occurrence of KrasnoviteHide

Type Locality:
ⓘ Kovdor Zheleznyi Mine, Kovdor Massif, Kovdorsky District, Murmansk Oblast, Russia
General Appearance of Type Material:
Spherulites, up to 3 mm across, consisting of pale blue fibers.
Place of Conservation of Type Material:
Mineralogy Department of Saint Petersburg University and the Saint Petersburg Mining Institute, Russia.
Geological Setting of Type Material:
Dolomite carbonatite.
Associated Minerals at Type Locality:
Hydrotalcite-2HCrandalliteCarbonate-rich FluorapatiteBaryte
Reference:
Britvin, S. N., Pakhomovskii, Ya. A. and Bogdanova, A. N. (1996): Krasnovite, Ba(Al,Mg)(PO4,CO3)(OH)2•H2O - a new mineral. Zapiski Vserossiyskogo Mineralogicheskogo Obshchestva: 125: 110-112.

Synonyms of KrasnoviteHide

Other Language Names for KrasnoviteHide

German:Krasnovit
Spanish:Krasnovita

Common AssociatesHide

Associated Minerals Based on Photo Data:
1 photo of Krasnovite associated with AnalcimeNa(AlSi2O6) · H2O
1 photo of Krasnovite associated with AnkeriteCa(Fe2+,Mg)(CO3)2
1 photo of Krasnovite associated with SodaliteNa4(Si3Al3)O12Cl
1 photo of Krasnovite associated with DawsoniteNaAlCO3(OH)2

Related Minerals - Strunz-mindat GroupingHide

8.DK.RichelsdorfiteCa2Cu5Sb(AsO4)4(OH)6Cl · 6H2OMon. 2/m : B2/m
8.DK.BimbowrieiteNaMgFe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.PuttapaitePb2Mn2+2ZnCr3+4O2(AsO4)4(OH)6 · 12H2OMon. 2/m : B2/m
8.DK.10BariopharmacosideriteBa0.5Fe3+4(AsO4)3(OH)4 · 5H2OTet. 4 2m : P4 2m
8.DK.10PharmacosideriteKFe3+4(AsO4)3(OH)4 · 6-7H2OIso. 4 3m : P4 3m
8.DK.10NatropharmacosideriteNaFe3+4(AsO4)3(OH)4 · 4H2OIso. 4 3m : P4 3m
8.DK.10Hydroniumpharmacosiderite(H3O)Fe4(AsO4)3(OH)4 · 4H2OIso. 4 3m : P4 3m
8.DK.10StrontiopharmacosideriteSr0.5Fe4[(AsO4)3(OH)4] · 4H2O Tet. 4 2m : P4 2m
8.DK.10ThalliumpharmacosideriteTlFe4[(AsO4)3(OH)4] · 4H2OIso. 4 3m : F4 3m
8.DK.10PlumbopharmacosideritePb0.5Fe3+4(AsO4)3(OH)4 · 5H2OIso. 4 3m : P4 3m
8.DK.12PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2OIso. 4 3m : P4 3m
8.DK.12NatropharmacoalumiteNaAl4(AsO4)3(OH)4 · 4H2OIso. 4 3m : P4 3m
8.DK.12BariopharmacoalumiteBa0.5Al4(AsO4)3(OH)4 · 4H2OIso. 4 3m : P4 3m
8.DK.12Hydroniumpharmacoalumite(H3O)Al4(AsO4)3(OH)4 · 4.5H2OIso. 4 3m : P4 3m
8.DK.15BurangaiteNaFe2+Al5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15DufréniteCa0.5Fe2+Fe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15NatrodufréniteNaFe2+Fe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15MatioliiteNaMgAl5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.15GayiteNaMn2+Fe3+5(PO4)4(OH)6 · 2H2OMon. 2/m : B2/b
8.DK.20KidwelliteNaFe3+9+x(PO4)6(OH)11 · 3H2O, x = 0.33Mon. 2/m : P2/b
8.DK.25Bleasdaleite(Ca,Fe3+)2Cu5(Bi,Cu)(PO4)4(H2O,OH,Cl)13Mon. 2/m : B2/m
8.DK.30Matulaite(Fe3+,Al)Al7(PO4)4(PO3OH)2(OH)8(H2O)8 · 8H2OMon. 2/m

Other InformationHide

Notes:
Decomposes with effervescence in warm 10% HCl.
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 KrasnoviteHide

References for KrasnoviteHide

Localities for KrasnoviteHide

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

- 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.
Bolivia
 
  • Cochabamba
    • Ayopaya Province
Alfredo Petrov and Matthias Rheinlander ...
Russia (TL)
 
  • Murmansk Oblast
    • Kovdorsky District
      • Kovdor Massif
Britvin et al. (1996) +2 other references
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