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Cabalzarite

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About CabalzariteHide

Walter Cabalzar
Formula:
Ca(Mg,Al,Fe3+)2(AsO4)2(OH,H2O)2
Colour:
Light brown
Lustre:
Vitreous
Hardness:
5
Crystal System:
Monoclinic
Name:
Named by J. Brugger et al. in 2000 in honor of Walter Cabalzar (1919 - 2007), amateur mineralogist from Chur, Switzerland, who contributed to the mineralogy of the Graubünden canton. He discovered the new minerals grischunite and geigerite from Falotta, his favorite locality.

Classification of CabalzariteHide

Approved
Approval Year:
1997
First Published:
2000
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

Physical Properties of CabalzariteHide

Vitreous
Colour:
Light brown
Streak:
White
Hardness:

Optical Data of CabalzariteHide

Type:
Biaxial
RI values:
nα = 1.700 nγ = 1.760
Max Birefringence:
δ = 0.060
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r > v strong

Chemical Properties of CabalzariteHide

Formula:
Ca(Mg,Al,Fe3+)2(AsO4)2(OH,H2O)2
IMA Formula:
CaMg2(AsO4)2 · 2H2O

Crystallography of CabalzariteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m

Type Occurrence of CabalzariteHide

General Appearance of Type Material:
Isolated crystals (to 1 mm), complex polycrystalline aggregates, (to 2 mm), fibrous to tabular crystals forming radiating aggregates (to 5 mm), and aggregates of parallel needles filling veinlets.
Place of Conservation of Type Material:
Musée Cantonal de Géologie, Lausanne, Switzerland, MGL73785 (holotype).
Naturhistorisches Museum, Basel, Switzerland (cotype).
Geological Setting of Type Material:
Manganese deposit

Synonyms of CabalzariteHide

Other Language Names for CabalzariteHide

Relationship of Cabalzarite to other SpeciesHide

Other Members of this group:
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.
MounanaitePbFe3+2(VO4)2(OH,F)2Mon. 2/m : B2/m
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:
Tripuhyite1 photo of Cabalzarite associated with Tripuhyite on mindat.org.
Ranciéite-Takanelite Series1 photo of Cabalzarite associated with Ranciéite-Takanelite 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.
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.10BrandtiteCa2(Mn2+,Mg)(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.15MounanaitePbFe3+2(VO4)2(OH,F)2Mon. 2/m : B2/m
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.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

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 CabalzariteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Brugger, J., Meisser, N., Schenk, K., Berlepsch, P., Bonin, M., Armbruster, T., Nyfeler, D., Schmidt, S. (2000) Description and crystal structure of cabalzarite Ca(Mg,Al,Fe)2(AsO4)2(H2O,OH)2, a new mineral of the tsumcorite group. American Mineralogist: 85: 1307–1314.

Internet Links for CabalzariteHide

Localities for CabalzariteHide

ⓘ - 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.
Italy
 
  • Liguria
    • La Spezia Province
      • Rocchetta Vara
analysed by Dr. Anthony Kampf, Natural History Museum of Los Angeles County, USA
Morocco
 
  • Drâa-Tafilalet Region
    • Ouarzazate Province
      • Tazenakht
        • Bou Azzer District (Bou Azer District)
          • Aghbar
Favreau, G., Dietrich, J. E., Meisser, N., Brugger, J., Ait Haddouch, L. & Maacha, L. (2007): Bou Azzer, Morocco. Mineralogical Record 38, 345-407
Meisser, N.; Brugger, J.; Krivovichev, S.; Armbruster, T.; Favreau, G. (2012): Description and crystal structure of maghrebite, MgAl2(AsO4)2(OH)2•8H2O, from Aghbar, Anti-Atlas, Morocco: first arsenate in the laueite mineral group. European Journal of Mineralogy 24, 717-726.
Switzerland (TL)
 
  • Grischun (Grisons; Graubünden)
    • Albula Valley
      • Oberhalbstein (Surses; Sursass)
        • Tinizong (Tinzen)
[MinRec 32:211] [Am. Min. (2000), 85, 1307–1314]
Mineral and/or Locality  
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