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Plavnoite

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About PlavnoiteHide

Formula:
K0.8Mn0.6[(UO2)2O2(SO4)]·3.5H2O
Crystal System:
Monoclinic
Member of:
Name:
Named for the Plavno mine, Czech Republic, the type locality.
Related to zippeite.


Classification of PlavnoiteHide

Approved
Approval Year:
2015
First Published:
2017

Chemical Properties of PlavnoiteHide

Formula:
K0.8Mn0.6[(UO2)2O2(SO4)]·3.5H2O
IMA Formula:
K0.8Mn0.6[(UO2)2O2(SO4)] · 3.5H2O

Crystallography of PlavnoiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 8.6288(8) Å, b = 14.2755(9) Å, c = 8.8598(8) Å
β = 104.040(4)°
Ratio:
a:b:c = 0.604 : 1 : 0.621
Unit Cell V:
1,058.75 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
8.590(27)
7.133(100)
5.489(13)
3.565(25)
3.446(36)
3.104(47)
2.8650(14)
2.6582(15)

Type Occurrence of PlavnoiteHide

Place of Conservation of Type Material:
Cotype material is deposited in the collections of the National Museum,Department of Mineralogy and Petrology, Cirkusová 1740, Praha 9, Czech Republic, catalogue number P1P 4/2015, the Natural History Museum of Los Angeles County, 900 Exposition Boulevard
Reference:
Plášil, J., Škácha, P., Sejkora, J., Kampf, A.R., Škoda, R., Čejka, J., Hloušek, J., Kasatkin, A.V., Pavlíček, R., Babka, K. (2017) Plavnoite, a new K–Mn member of the zippeite group from Jáchymov, Czech Republic. European Journal of Mineralogy: 29: 117–128.

Synonyms of PlavnoiteHide

Relationship of Plavnoite to other SpeciesHide

Member of:
Other Members of this group:
Ammoniozippeite(NH4)2[(UO2)2(SO4)O2]·H2OOrth.
CobaltzippeiteCo(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
MagnesiozippeiteMg(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
NatrozippeiteNa5(UO2)8(SO4)4O5(OH)3 · 12H2OMon. 2/m : P21/m
NickelzippeiteNi2(UO2)6(SO4)3(OH)10 · 16H2O Mon.
PseudojohanniteCu3(OH)2[(UO2)4(SO4)2]· 12H2OTric.
Sejkoraite-(Y)Y2(UO2)8(SO4)4O6(OH)2 · 26H2OTric. 1 : P1
ZinczippeiteZn(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2OMon. 2 : B2

Other InformationHide

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

References for PlavnoiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Plášil, J., Škácha, P., Škoda, R., Kampf, A.R., Sejkora, J., Čejka, J., Hloušek, J., Kasatkin, A.V., Pavlíček, R. and Babka, K. (2015) Plavnoite, IMA 2015-059. CNMNC Newsletter No. 27, October 2015, page 1229; Mineralogical Magazine: 79: 1229–1236.
Plášil, J., Škácha, P., Sejkora, J., Kampf, A.R., Škoda, R., Čejka, J., Hloušek, J., Kasatkin, A.V., Pavlíček, R., Babka, K. (2017) Plavnoite, a new K–Mn member of the zippeite group from Jáchymov, Czech Republic. European Journal of Mineralogy: 29: 117–128.

Internet Links for PlavnoiteHide

Localities for PlavnoiteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Czech Republic (TL)
 
  • Karlovy Vary Region
    • Krušné Hory Mts (Erzgebirge)
      • Jáchymov District (St Joachimsthal)
Plášil, J., Škácha, P., Škoda, R., Kampf, A.R., Sejkora, J., Čejka, J., Hloušek, J., Kasatkin,A.V.,Pavlíček,R.andBabka,K.(2015) Plavnoite, IMA 2015-059. CNMNC Newsletter No. 27, October 2015, page 1229; Mineralogical Magazine, 79, 1229–1236.
Mineral and/or Locality  
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