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Mounanaite

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Mounanaite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite, etc.

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite, etc.

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
Mounanaite, etc.

Mounana Mine, Franceville, Haut-Ogooué Province, Gabon
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About MounanaiteHide

Formula:
PbFe3+2(VO4)2(OH,F)2
Colour:
Brownish red
Crystal System:
Monoclinic
Name:
Named for its Type Locality, the Mounana Mine in Gabon
The Fe3+ analogue of krettnichite.


Classification of MounanaiteHide

IMA status:
Approved
Approval Year:
1968
Strunz 8th ed.:
7/C.31-70
Nickel-Strunz 10th (pending) ed.:
8.CG.15

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
G : With large and medium-sized cations, RO4:H2O = 1:1
Dana 7th ed.:
41.10.7.1
Dana 8th ed.:
41.10.7.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : (AB)3(XO4)2Zq
Hey's CIM Ref.:
21.4.21

21 : Vanadates (and vanadates with arsenate or phosphate)
4 : Vanadates of U, Mn, Fe or Ni

Physical Properties of MounanaiteHide

Colour:
Brownish red

Chemical Properties of MounanaiteHide

Formula:
PbFe3+2(VO4)2(OH,F)2
IMA Formula:
PbFe3+2(VO4)2(OH)2
Elements listed:
F, Fe, H, O, Pb, V - search for minerals with similar chemistry

Crystallography of MounanaiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 9.294 Å, b = 6.165 Å, c = 7.708 Å
β = 115 . 54°
Ratio:
a:b:c = 1.508 : 1 : 1.25
Unit Cell V:
400.27 ų (Calculated from Unit Cell)
Z:
2
Comment:
Originally assumed to be triclinic.

Type Occurrence of MounanaiteHide

Synonyms of MounanaiteHide

Other Language Names for MounanaiteHide

Relationship of Mounanaite to other SpeciesHide

Member of:
Tsumcorite Group
Other Members of this group:
CabalzariteCa(Mg,Al,Fe3+)2(AsO4)2(OH,H2O)2Mon. 2/m : B2/m
CobaltlotharmeyeriteCa(Co,Fe3+,Ni)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
CobalttsumcoritePb(Co,Fe3+,Ni)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
FerrilotharmeyeriteCa(Fe3+,Zn)2(AsO4)2 · 2(OH,H2O)Mon. 2/m : B2/m
GartrellitePb(Cu,Fe3+,Zn)2(AsO4,SO4)2 · 2(H2O,OH)Tric. 1 : P1
HelmutwinkleritePb(Zn,Cu)2(AsO4)2 · 2H2OTric.
KaliochalciteKCu2(SO4)2[(OH)(H2O)]Mon. 2/m : B2/m
KrettnichitePbMn3+2(VO4)2(OH)2Mon. 2/m : B2/m
LotharmeyeriteCa(Zn,Mn3+)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
LukrahniteCa(Cu,Zn)(Fe3+,Zn)(AsO4)2 · 2(H2O,OH)Tric. 1 : P1
ManganlotharmeyeriteCaMn3+2(AsO4)2(OH)2Mon. 2/m : B2/m
MawbyitePb(Fe3+,Zn)2(AsO4)2 · 2(OH,H2O)Mon.
NatrochalciteNaCu2(SO4)2(OH) · 2H2OMon. 2/m : B2/m
NickellotharmeyeriteCa(Ni,Fe3+,Co)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
Nickelschneebergite(Bi3+,Ca)(Ni,Co,Fe3+)2(AsO4)2 · 2(OH,H2O)Mon. 2/m : B2/m
NickeltsumcoritePb(Ni,Fe3+)2(AsO4)2(H2O,OH)2Mon. 2/m : B2/m
PhosphogartrellitePb(Cu,Fe3+)2(PO4,AsO4)2 · 2(H2O,OH)Tric.
RappolditePb(Co,Ni,Zn)2(AsO4)2 · 2H2OTric.
Schneebergite(Bi3+,Ca)(Co,Ni,Fe3+)2(AsO4)2(OH,H2O)2Mon. 2/m : B2/m
ThometzekitePbCu2+2(AsO4)2 · 2H2OMon. 2/m : B2/m
TsumcoritePbZn2(AsO4)2 · 2H2OMon.
YancowinnaitePbCuAl(AsO4)2OH · H2O Tric. 1 : P1
ZincgartrellitePb(Zn,Fe3+,Cu)2(AsO4)2 · 2(H2O,OH)Tric. 1 : P1

Common AssociatesHide

Associated Minerals Based on Photo Data:
Curienite21 photos of Mounanaite associated with Curienite on mindat.org.
Francevillite16 photos of Mounanaite associated with Francevillite on mindat.org.
Chervetite7 photos of Mounanaite associated with Chervetite on mindat.org.
Bariandite1 photo of Mounanaite associated with Bariandite on mindat.org.
Vanuralite1 photo of Mounanaite associated with Vanuralite on mindat.org.
Curienite-Francevillite Series1 photo of Mounanaite associated with Curienite-Francevillite Series on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.CG.05CassidyiteCa2Ni(PO4)2 · 2H2OTric.
8.CG.05CollinsiteCa2Mg(PO4)2 · 2H2OTric. 1 : P1
8.CG.05FairfielditeCa2Mn2+(PO4)2 · 2H2OTric. 1 : P1
8.CG.05GaititeCa2Zn(AsO4)2 · 2H2OTric. 1 : P1
8.CG.05MesseliteCa2Fe2+(PO4)2 · 2H2OTric. 1 : P1
8.CG.05ParabrandtiteCa2Mn2+(AsO4)2 · 2H2OTric.
8.CG.05β-RoseliteCa2Co(AsO4)2 · 2H2OTric.
8.CG.05TalmessiteCa2Mg(AsO4)2 · 2H2OTric.
8.CG.05HilliteCa2(Zn,Mg)(PO4)2 · 2 H2OTric. 1 : P1
8.CG.10BrandtiteCa2Mn2+(AsO4)2 · 2H2OMon. 2/m : P21/b
8.CG.10RoseliteCa2(Co2+,Mg)(AsO4)2 · 2H2OMon. 2/m : P21/b
8.CG.10WendwilsoniteCa2Mg(AsO4)2 · 2H2OMon. 2/m : P21/b
8.CG.10ZincroseliteCa2Zn(AsO4)2 · 2H2OMon.
8.CG.10RruffiteCa2Cu(AsO4)2 · 2H2OMon. 2/m : P21/b
8.CG.15FerrilotharmeyeriteCa(Fe3+,Zn)2(AsO4)2 · 2(OH,H2O)Mon. 2/m : B2/m
8.CG.15LotharmeyeriteCa(Zn,Mn3+)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
8.CG.15MawbyitePb(Fe3+,Zn)2(AsO4)2 · 2(OH,H2O)Mon.
8.CG.15ThometzekitePbCu2+2(AsO4)2 · 2H2OMon. 2/m : B2/m
8.CG.15TsumcoritePbZn2(AsO4)2 · 2H2OMon.
8.CG.15CobaltlotharmeyeriteCa(Co,Fe3+,Ni)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
8.CG.15CabalzariteCa(Mg,Al,Fe3+)2(AsO4)2(OH,H2O)2Mon. 2/m : B2/m
8.CG.15KrettnichitePbMn3+2(VO4)2(OH)2Mon. 2/m : B2/m
8.CG.15CobalttsumcoritePb(Co,Fe3+,Ni)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
8.CG.15NickellotharmeyeriteCa(Ni,Fe3+,Co)2(AsO4)2 · 2(H2O,OH)Mon. 2/m : B2/m
8.CG.15ManganlotharmeyeriteCaMn3+2(AsO4)2(OH)2Mon. 2/m : B2/m
8.CG.15Schneebergite(Bi3+,Ca)(Co,Ni,Fe3+)2(AsO4)2(OH,H2O)2Mon. 2/m : B2/m
8.CG.15Nickelschneebergite(Bi3+,Ca)(Ni,Co,Fe3+)2(AsO4)2 · 2(OH,H2O)Mon. 2/m : B2/m
8.CG.20GartrellitePb(Cu,Fe3+,Zn)2(AsO4,SO4)2 · 2(H2O,OH)Tric. 1 : P1
8.CG.20HelmutwinkleritePb(Zn,Cu)2(AsO4)2 · 2H2OTric.
8.CG.20ZincgartrellitePb(Zn,Fe3+,Cu)2(AsO4)2 · 2(H2O,OH)Tric. 1 : P1
8.CG.20RappolditePb(Co,Ni,Zn)2(AsO4)2 · 2H2OTric.
8.CG.20PhosphogartrellitePb(Cu,Fe3+)2(PO4,AsO4)2 · 2(H2O,OH)Tric.
8.CG.20LukrahniteCa(Cu,Zn)(Fe3+,Zn)(AsO4)2 · 2(H2O,OH)Tric. 1 : P1
8.CG.25Pottsite(Pb3xBi4-2x)(VO4)4·H2O (0.8 < x < 1.0)Tet. 4/m : I41/a
8.CG.35NickeltalmessiteCa2Ni(AsO4)2 · 2H2OTric. 1 : P1

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

21.4.1UvaniteU6+2V5+6O21 · 15H2O (?)Orth.
21.4.2Vanuranylite(H3O)2(UO2)2(VO4)2 · 4H2O
21.4.3StrelkiniteNa2(UO2)2(VO4)2 · 6H2OOrth.
21.4.4CarnotiteK2(UO2)2(VO4)2 · 3H2OMon. 2/m : P21/b
21.4.5Margaritasite(Cs,K,H3O)2(UO2)2(VO4)2 · H2OMon. 2/m : P21/b
21.4.6SengieriteCu2(UO2)2(VO4)2 · 6H2OMon. 2/m : P21/b
21.4.7MetatyuyamuniteCa(UO2)2(VO4)2 · 3-5H2OOrth. mmm (2/m 2/m 2/m)
21.4.8TyuyamuniteCa(UO2)2(VO4)2 · 5-8H2OOrth. mmm (2/m 2/m 2/m) : Pnna
21.4.9RauviteCa(UO2)2(V10O28) · 16H2O
21.4.10FrancevilliteBa(UO2)2(VO4)2 · 5H2OOrth.
21.4.11MetavanuraliteAl(UO2)2(VO4)2(OH) · 8H2OTric.
21.4.12VanuraliteAl(UO2)2(V2O8)(OH) · 11H2OMon.
21.4.13CurienitePb(UO2)2(VO4)2 · 5H2OOrth.
21.4.14FritzscheiteMn(UO2)2(PO4,VO4)2 · 10H2O (?)Tet.
21.4.15Palenzonaite(NaCa2)Mn2+2(VO4)3Iso. m3m (4/m 3 2/m) : Ia3d
21.4.16Santafeite(Na,Ca,Sr)12(Mn2+,Fe3+,Al,Mg)8Mn4+8(VO4)16(OH,O)20 · 8H2OOrth. mmm (2/m 2/m 2/m)
21.4.17PyrobelonitePbMn2+(VO4)(OH)Orth. mmm (2/m 2/m 2/m) : Pnma
21.4.18BrackebuschitePb2Mn3+(VO4)2(OH)Mon. 2/m : P21/m
21.4.19ČechitePbFe2+(VO4)(OH)Orth. mmm (2/m 2/m 2/m)
21.4.20HeyitePb5Fe2+2(VO4)2O4Mon.
21.4.22SchubneliteFe3+VO4 · H2OTric.
21.4.23FervaniteFe3+4V5+4O16 · 5H2OMon.
21.4.24KazakhstaniteFe3+5V4+3V5+12O39(OH)9 · 9H2OMon.
21.4.25Bokite(Al,Fe3+)1.3(V5+,V4+,Fe3+)8O20 · 7.4H2OMon.
21.4.26Rusakovite(Fe3+,Al)5(VO4,PO4)2(OH)9 · 3H2O
21.4.27KolovratiteNixZny(VO4)0.67(x+y) · nH2O

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 MounanaiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
American Mineralogist (1969): 54: 1738-1739.
Cesbron, F. and Fritsche, J. (1969): La mounanaïte, nouveau vanadate de fer et de plomb hydraté. Bulletin de la Société française de Minéralogie et de Cristallographie: 92: 196-202.
Gaines, Richard V., H. Catherine, W. Skinner, Eugene E. Foord, Brian Mason, Abraham Rosenzweig (1997), Dana's New Mineralogy : The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana: 878. (Where it appears to be presented with an inaccurate formula and misclassified, belonging in the Helmutwinklerite Group, see pg. 760.).
Krause, W., Belendorff, K., Bernhardt, H.-J., McCammon, C., Effenberger, H. & Mikenda, W. (1998): Crystal chemistry of the tsumcorite-group minerals. New data on ferrilotharmeyerite, tsumcorite, thometzekite, mounanaite, helmutwinklerite, and a redefinition of gartrellite. Eur. J. Mineral. 10, 179-206.

Internet Links for MounanaiteHide

Localities for MounanaiteHide

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.
Gabon (TL)
 
  • Haut-Ogooué Province
    • Franceville
American Mineralogist (1969): 54: 1737
Italy
 
  • Trentino-Alto Adige
    • Trento Province (Trentino)
      • Giudicarie Valleys
        • Rendena Valley
          • Bocenago & Spiazzo
 Campostrini I.(2013): Minerali secondari dei giacimenti uraniferi nelle Arenarie di Val Gardena del Trentino occidentale (Alpi Meridionali, Italia). Studi Trent. Sci. Nat., 93, pagg. 89-114.
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