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Zanazziite

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Zanazziite, etc.

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite, etc.

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite, etc.

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Zanazziite

Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
Hide all sections | Show all sections

About ZanazziiteHide

Formula:
Ca2Mg5Be4(PO4)6(OH)4 · 6H2O
The formula given above is the idealised formula. The type description and Mandarino (1997) writes the formula as Ca2(Mg,Fe3+)(Mg,Fe2+, Al)Be4Mg5(PO4)6(OH)4.6H2O
Colour:
Pale to dark olive-green
Lustre:
Vitreous, Pearly
Hardness:
5
Specific Gravity:
2.76
Crystal System:
Monoclinic
Name:
Named by Peter B. Leavens, John S. White, and John A. Nelen in 1990 in honour of Pier Francesco Zanazzi (b. April 30, 1939), Crystallographer and Professor of Mineralogy at the University of Perugia (Italy)
Roscherite Group.


Classification of ZanazziiteHide

IMA status:
Approved
Approval Year:
1986
Strunz 8th ed.:
7/D.01-50
Strunz 9th ed.:
8.DA.10
Nickel-Strunz 10th (pending) ed.:
8.DA.10

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
A : With small (and occasionally larger) cations
Dana 8th ed.:
42.7.7.3

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
7 : (AB)2(XO4)Zq·xH2O
Hey's CIM Ref.:
19.12.64

19 : Phosphates
12 : Phosphates of Mn

Physical Properties of ZanazziiteHide

Lustre:
Vitreous, Pearly
Transparency:
Translucent
Comment:
Pearly on cleavages
Colour:
Pale to dark olive-green
Streak:
White
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Distinct/Good
Good on {100}
Distinct on {010}
Density:
2.76 g/cm3 (Measured)    2.77 g/cm3 (Calculated)

Optical Data of ZanazziiteHide

Type:
Biaxial (+)
RI values:
nα = 1.606(2) nβ = 1.610 nγ = 1.620
2V:
Measured: 72° , Calculated: 66°
Max Birefringence:
δ = 0.014
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
r < v

Chemical Properties of ZanazziiteHide

Formula:
Ca2Mg5Be4(PO4)6(OH)4 · 6H2O

The formula given above is the idealised formula. The type description and Mandarino (1997) writes the formula as Ca2(Mg,Fe3+)(Mg,Fe2+, Al)Be4Mg5(PO4)6(OH)4.6H2O
Elements listed:
Be, Ca, H, Mg, O, P - search for minerals with similar chemistry
Common Impurities:
Mn,Si

Crystallography of ZanazziiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/b
Setting:
C2/c
Cell Parameters:
a = 15.874(4) Å, b = 11.854(3) Å, c = 6.605(1) Å
β = 95.35°
Ratio:
a:b:c = 1.339 : 1 : 0.557
Unit Cell V:
1237 ų
Z:
2
Morphology:
Barrel-shaped pseudohexagonal crystals. Forms observed: {100}, {11O}and {001}.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
9.50 (90)
5.91 (100)
3.16 (70)
3.05 (50)
2.766 (50)
2.682 (40b)
2.208 (40)
1.642 (50b)
Comments:
From type description

Type Occurrence of ZanazziiteHide

Type Locality:
ⓘ Ilha claim, Taquaral, Itinga, Minas Gerais, Brazil
General Appearance of Type Material:
As barrel-shaped crystals and crystal rosettes up to 4 mm.
Place of Conservation of Type Material:
The holotype specimen, #R17847, is preserved at the
Smithsonian Institution.
Geological Setting of Type Material:
Granite pegmatite
Associated Minerals at Type Locality:
WarditeRose QuartzQuartzMuscoviteEosphorite
Albite

Synonyms of ZanazziiteHide

Other Language Names for ZanazziiteHide

Relationship of Zanazziite to other SpeciesHide

Member of:
Roscherite Group
Other Members of this group:
AtencioiteCa2Fe2+3Mg2Be4(PO4)6(OH)4 · 6H2O
FootemineiteCa2Mn2+Mn2+2Mn2+2Be4(PO4)6(OH)4 · 6H2OTric. 1 : P1
GreifensteiniteCa2Fe2+5Be4(PO4)6(OH)4 · 6H2OMon.
GuimarãesiteCa2Be4Zn5(PO4)6(OH)4 · 6H2OMon. 2/m : B2/b
OkruschiteCa2Mn2+5Be4(AsO4)6(OH)4·6H2OMon. 2/m : B2/b
RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/m
RuifrancoiteCa2(◻,Mn)2(Fe3+,Mn,Mg)4Be4(PO4)6(OH)4(OH,H2O)2 · 4H2OMon. 2/m : B2/b

Common AssociatesHide

Associated Minerals Based on Photo Data:
Eosphorite48 photos of Zanazziite associated with Eosphorite on mindat.org.
Albite38 photos of Zanazziite associated with Albite on mindat.org.
Kosnarite34 photos of Zanazziite associated with Kosnarite on mindat.org.
Rose Quartz33 photos of Zanazziite associated with Rose Quartz on mindat.org.
Quartz25 photos of Zanazziite associated with Quartz on mindat.org.
Hydroxylherderite13 photos of Zanazziite associated with Hydroxylherderite on mindat.org.
Topaz13 photos of Zanazziite associated with Topaz on mindat.org.
Cookeite12 photos of Zanazziite associated with Cookeite on mindat.org.
Fluorapatite9 photos of Zanazziite associated with Fluorapatite on mindat.org.
Mica Group7 photos of Zanazziite associated with Mica Group on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.DA.05BearsiteBe2(AsO4)(OH) · 4H2OMon.
8.DA.05MoraesiteBe2(PO4)(OH) · 4H2OMon.
8.DA.10RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/m
8.DA.10GreifensteiniteCa2Fe2+5Be4(PO4)6(OH)4 · 6H2OMon.
8.DA.10AtencioiteCa2Fe2+3Mg2Be4(PO4)6(OH)4 · 6H2O
8.DA.10RuifrancoiteCa2(◻,Mn)2(Fe3+,Mn,Mg)4Be4(PO4)6(OH)4(OH,H2O)2 · 4H2OMon. 2/m : B2/b
8.DA.10GuimarãesiteCa2Be4Zn5(PO4)6(OH)4 · 6H2OMon. 2/m : B2/b
8.DA.10FootemineiteCa2Mn2+Mn2+2Mn2+2Be4(PO4)6(OH)4 · 6H2OTric. 1 : P1
8.DA.15UraloliteCa2Be4(PO4)3(OH)3 · 5H2OMon.
8.DA.20WeinebeneiteCaBe3(PO4)2(OH)2 · 4H2OMon.
8.DA.25TiptopiteK2(Na,Ca)2Li3Be6(PO4)6(OH)2 · H2OHex.
8.DA.30Veszelyite(Cu,Zn)2Zn(PO4)2 · 2H2OMon. 2/m : P21/b
8.DA.35Kipushite(Cu,Zn)5Zn(PO4)2(OH)6 · H2OMon.
8.DA.35Philipsburgite(Cu,Zn)6(AsO4,PO4)2(OH)6 · H2OMon.
8.DA.40SpenceriteZn4(PO4)2(OH)2 · 3H2OMon. 2/m : P2/b
8.DA.45GlucineCaBe4(PO4)2(OH)4 · 0.5H2O
8.DA.50Ianbruceite[Zn2(OH)(H2O)(AsO4)](H2O)2Mon. 2/m : P21/b

Related Minerals - Dana Grouping (8th Ed.)Hide

42.7.7.1RoscheriteCa2Mn2+5Be4(PO4)6(OH)4 · 6H2OMon. 2/m : B2/m
42.7.7.4RuifrancoiteCa2(◻,Mn)2(Fe3+,Mn,Mg)4Be4(PO4)6(OH)4(OH,H2O)2 · 4H2OMon. 2/m : B2/b

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

19.12.1MetaswitzeriteMn2+3(PO4)2 · 4H2OMon. 2/m : P2/b
19.12.2BermaniteMn2+Mn3+2(PO4)2(OH)2 · 4H2OMon. 2/m : P2/b
19.12.3NatrophiliteNaMn2+PO4Orth. mmm (2/m 2/m 2/m) : Pmna
19.12.4SidorenkiteNa3Mn2+(CO3)(PO4)Mon.
19.12.5Niahite(NH4)(Mn2+,Mg)(PO4) · H2OOrth. mm2 : Pmn21
19.12.6RobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. m : Bb
19.12.7PararobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. 2/m : P21/b
19.12.8SinkankasiteMn2+Al(PO3OH)2(OH) · 6H2OTric.
19.12.9MangangordoniteMn2+Al2(PO4)2(OH)2 · 8H2OTric.
19.12.10Heterosite(Fe3+,Mn3+)PO4Orth. mmm (2/m 2/m 2/m) : Pmna
19.12.11Purpurite(Mn3+,Fe3+)PO4Orth. mmm (2/m 2/m 2/m) : Pmna
19.12.12Wolfeite(Fe2+,Mn2+)2(PO4)(OH)Mon. 2/m : P21/b
19.12.13Triploidite(Mn2+,Fe2+)2(PO4)(OH)Mon. 2/m : P2/b
19.12.14LipscombiteFe2+Fe3+2(PO4)2(OH)2Tet.
19.12.15FrondeliteMn2+Fe3+4(PO4)3(OH)5Orth. 2 2 2 : C2 2 21
19.12.16RockbridgeiteFe2+Fe3+4(PO4)3(OH)5Orth. mmm (2/m 2/m 2/m)
19.12.17Kryzhanovskite(Fe3+,Mn2+)3(PO4)2(OH,H2O)3Orth.
19.12.18LandesiteMn2+3-xFe3+x(PO4)2(OH)x · (3-x)H2OOrth.
19.12.19Phosphoferrite(Fe2+,Mn2+)3(PO4)2 · 3H2OOrth. mmm (2/m 2/m 2/m) : Pmna
19.12.20Reddingite(Mn2+,Fe2+)3(PO4)2 · 3H2OOrth. mmm (2/m 2/m 2/m) : Pmna
19.12.21EarlshannoniteMn2+Fe3+2(PO4)2(OH)2 · 4H2OMon.
19.12.22Hureaulite(Mn,Fe)5(PO4)2(HPO4)2 · 4H2OMon. 2/m : B2/b
19.12.23Switzerite(Mn,Fe)3(PO4)2 · 7H2OMon.
19.12.24LaueiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OTric. 1 : P1
19.12.25PseudolaueiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OMon. 2/m : P21/b
19.12.26StrunziteMn2+Fe3+2(PO4)2(OH)2 · 6H2OTric. 1 : P1
19.12.27StewartiteMn2+Fe3+2(PO4)2(OH)2 · 8H2OTric. 1 : P1
19.12.28Alluaudite(Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3Mon.
19.12.29Ferroalluaudite(Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3
19.12.30Fillowite{Mn2+}{Na8}{Ca4Na4}{(Mn2+,Fe2+)43}(PO4)36Trig. 3 : R3
19.12.31JohnsomervilleiteNa10Ca6Mg18Fe25(PO4)36Trig.
19.12.32WicksiteNaCa2(Fe2+,Mn2+)4MgFe3+(PO4)6 · 2H2OOrth. mmm (2/m 2/m 2/m)
19.12.33Dickinsonite-(KMnNa){KNa}{Mn2+◻}{Ca}{Na3}{Mn2+13}{Al}(PO4)12(OH)2Mon. 2/m : B2/b
19.12.34Sarcopside(Fe2+,Mn2+,Mg)3(PO4)2Mon. 2/m : P21/b
19.12.35LudlamiteFe2+3(PO4)2 · 4H2OMon. 2/m : P21/b
19.12.36GraftoniteFe2+Fe2+2(PO4)2Mon. 2/m : P21/b
19.12.37WilhelmvierlingiteCaMnFe3+(PO4)2(OH) · 2H2OOrth.
19.12.38FairfielditeCa2(Mn2+,Fe2+)(PO4)2 · 2H2OTric. 1 : P1
19.12.39BeusiteMn2+Mn2+2 (PO4)2Mon.
19.12.40MesseliteCa2(Fe2+,Mn2+)(PO4)2 · 2H2OTric. 1 : P1
19.12.41Jahnsite-(CaMnFe){Ca}{Mn2+}{Fe2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
19.12.42Jahnsite-(CaMnMn){Ca}{Mn2+}{Mn2+2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
19.12.43Jahnsite-(CaMnMg){Ca}{Mn2+}{(Mg,Fe2+)2}{Fe3+2}(PO4)4(OH)2 · 8H2OMon. 2/m : P2/b
19.12.44KeckiteCaMn2+(Fe3+Mn2+)Fe3+2(PO4)4(OH)3 · 7H2OMon. 2/m : P2/b
19.12.45StanfielditeCa4Mg5(PO4)6Mon.
19.12.46Laubmannite(Fe2+,Mn2+,Ca)3Fe3+6(PO4)4(OH)12
19.12.47ZodaciteCa4Mn2+Fe3+4(PO4)6(OH)4 · 12H2OMon.
19.12.48HagendorfiteNaCaMn2+Fe2+2(PO4)3Mon. 2/m : B2/b
19.12.49Maghagendorfite(□,Na,)(Na,Ca,Fe2+)Mn(Mg,Fe2+,Fe3+)3(PO4)3Mon.
19.12.50VaruliteNaCaMn2+Mn2+2(PO4)3Mon. 2/m : B2/b
19.12.51GriphiteNa4Li2Ca6(Mn2+,Fe2+,Mg)19Al8(PO4)24(F,OH)8Iso. m3 (2/m 3)
19.12.52Attakolite(Ca,Sr)Mn(Al,Fe)4(HPO4,PO4)3(SiO4,PO4)(OH)4Mon. 2/m : B2/m
19.12.53Arrojadite-(KFe){KNa}{Fe2+◻}{Ca}{Na2◻}{Fe2+13}{Al}(PO4)11(HPO4)(OH)2Mon.
19.12.54Lun'okite(Mn,Ca)(Mg,Fe,Mn)Al(PO4)2OH · 4H2OOrth. mmm (2/m 2/m 2/m) : Pbca
19.12.55EosphoriteMn2+Al(PO4)(OH)2 · H2OOrth. mmm (2/m 2/m 2/m) : Cmca
19.12.56Ernstite(Mn2+,Fe3+)Al(PO4)(OH,O)2 · H2OMon.
19.12.57ChildreniteFe2+Al(PO4)(OH)2 · H2OOrth. mm2 : Ccc2
19.12.58BobfergusoniteNa2Mn5FeAl(PO4)6Mon. 2/m : P2/b
19.12.59QingheiiteNaMn3+Mg(Al,Fe3+)(PO4)3Mon. 2/m : P21/b
19.12.60Whiteite-(CaFeMg){Ca}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
19.12.61Whiteite-(CaMnMg){Ca}{Mn2+}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m
19.12.62Whiteite-(MnFeMg){(Mn2+,Ca)}{(Fe2+,Mn2+)}{Mg2}{Al2}(PO4)4(OH)2 · 8H2OMon. 2/m : P21/b
19.12.63Rittmannite{(Mn2+,Ca)}{Mn2+}{(Fe2+,Mn2+,Mg)2}{(Al,Fe3+)2}(PO4)4(OH)2 · 8H2OMon.
19.12.65Samuelsonite(Ca,Ba)Ca8Fe2+2Mn2+2Al2(PO4)10(OH)2Mon. 2/m : B2/m

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 ZanazziiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Leavens, P.B., White, J.S. & Nelen, J.A. (1990): Zanazziite, a new mineral from Minas Gerais, Brazil. Mineralogical Record. 21: 413-417.
[http://rruff.info/rruff_1.0/uploads/MR21_413.pdf]
Mandarino J.A. (1997): New Minerals (1997) New Minerals 1990-1994.

Internet Links for ZanazziiteHide

Localities for ZanazziiteHide

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.
Austria
 
  • Carinthia
    • Millstatt lake ridge
      • Spittal
        • Millstatt lake
Walter, F. (1998): Exkursion E4 am 27.9.1998 - MinPet 98 (Pörtschach am Wörthersee/Kärnten) - Die Pegmatite des Millstätter See-Rückens. Mitt. Österr. Mineral. Ges. 143, 437-450. [http://www.uibk.ac.at/mineralogie/oemg/bd_143/143minpet98_437-450.pdf]
        • Wolfsberg
Pichler, A. (2009): Bergbau in Westkärnten, Eine Bestandsaufnahme der noch sichtbaren Merkmale der historischen Bergbaue in Westkärnten. Naturwissenschaftlicher Verein für Kärnten, Sonderheft 63, 1-416.
Brazil
 
  • Minas Gerais
    • Divino das Laranjeiras
      • Linópolis
Leon Hupperichs photo, ID: 103201
Sergio Varvello specimen & Photo, Photo ID: 460231
    • Galiléia
      • Sapucaia do Norte
Sergio Varvello collection
    • Itinga
Simone Citon specimen
Lithiotantite, Ideally LiTa3O8 - Luiz A.D.Menezes Filho, Hexiong Yang, Robert T. Downs, Mário L.S.C. Chaves, Aba C. Persiano - Acta Cryst. (2012) E68, i27 - i28
https://www.shannonsminerals.com/shop/index.php/shannonsminerals/catalog/product/view/id/29449/s/zanazziite-xx-santa-maria-jenipapo-mg-brazil-ks/category/149/
      • Monte Belo
Atencio, D., Coutinho, J. M., & Menezes Filho, L. A. (2005) Roscherite-Group Minerals. Axis Vol 1 No. 6.
      • Taquaral
Leavens, P.B., White, J.S. & Nelen, J.A. (1990): Zanazziite, a new mineral from Minas Gerais, Brazil. Mineralogical Record. 21: 413-417.
Luiz Alberto Dias Menezes Filho, Mario Luiz de Sá Carneiro Chaves, Coralie Heinis Dias, Daniel Atencio (2016): Recent mineral discoveries in the Coronel Murta, Taquaral, and Medina pegmatite fields, northeastern Minas Gerais, Brazil. REM - Int. Eng. J. 69, 301-307. [http://www.scielo.br/pdf/remi/v69n3/2448-167X-remi-69-03-0301.pdf]
        • Piauí valley
Chukanov N V et al (2007) Guimarãesite, a new Zn-dominant monoclinic roscherite-group mineral from Itinga, Minas Gerais, Brazil, New Data on Minerals. Moscow, 42, 11-15
Luis Menezes
Confirmed
    • Mendes Pimentel
Paulo Matioli, 2006, pers. com. to Sergio Varvello
Atencio, D., Coutinho, J. M., & Menezes Filho, L. A. (2005) Roscherite-Group Minerals. Axis Vol 1 No. 6.
USA
 
  • Maine
    • Oxford Co.
      • Newry
King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed.), 2000, Mineralogy of Maine, V. 2.
King, V. and Foord, E., 1994, Mineralogy of Maine, V. 1; King, V. (ed.), 2000, Mineralogy of Maine, V. 2, with updates by Van King
  • New Hampshire
    • Grafton Co.
      • Groton
www.uno.edu/pegmatology/abstract/abstniz.html.
Mineral and/or Locality  
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