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Barbosalite

Big Photo

Criminoso claim, Água Boa, Doce valley, Minas Gerais, Southeast Region, Brazil
© Van King

Show Barbosalite Photos (12)
Formula:
Fe
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
System:MonoclinicColour:Dark blue-green, green, ...
Hardness:5½ - 6
Name:For Brazilian geologist Aluxio Licinio de Miranda Barbosa (b. 1916).


Lazulite Group.

Classification of Barbosalite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/B.08-40
Nickel-Strunz 10th (pending) edition ID:8.BB.40

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
B : With only medium-sized cations, (OH, etc.):RO4 about 1:1
Dana 7th edition ID:41.10.1.4
Dana 8th edition ID:41.10.1.4

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
10 : (AB)3(XO4)2Zq
Hey's CIM Ref.:19.13.1

19 : Phosphates
13 : Phosphates of Fe alone
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Type Occurrence of Barbosalite

Type Locality:Sapucaia Mine, Sapucaia do Norte, Galiléia, Doce valley, Minas Gerais, Southeast Region, Brazil
Year of Discovery:1955

Physical Properties of Barbosalite

Lustre:Vitreous, Dull
Diaphaneity (Transparency):Transparent, Translucent, Opaque
Colour:Dark blue-green, green, Blue green, Green blue, Greenish black, Black
Hardness (Mohs):5½ - 6
Cleavage:None Observed
Density (measured):3.6 g/cm3
Density (calculated):3.72 g/cm3

Crystallography of Barbosalite

Crystal System:Monoclinic
Class (H-M):2/m - Prismatic
Space Group:P21/b {P1 1 21/b} {P21/c} {P1 21/c 1} {P21/a}
Cell Parameters:a = 7.31Å, b = 7.48Å, c = 7.52Å
β = 120.15°
Ratio:a:b:c = 0.977 : 1 : 1.005
Unit Cell Volume:V 349.94 ų
Z:2

Optical Data of Barbosalite

Type:Biaxial (+)
RI values: nα = 1.770 nγ = 1.835
2V:Measured: 70°
Maximum Birefringence:δ = 0.065

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:r > v distinct

Chemical Properties of Barbosalite

Formula:
Fe
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
Essential elements:Fe, H, O, P
All elements listed in formula:Fe, H, O, P

Relationship of Barbosalite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.BB.05Amblygonite
LiAl[(F,OH)|PO
 
4
]
8.BB.05Montebrasite
LiAl[(OH,F)|PO
 
4
]
8.BB.05Tavorite
LiFe
3+
 
[OH|PO
 
4
]
8.BB.10Triplite
(Mn
2+
 
,Fe
2+
 
)
 
2
[(F,OH)|PO
 
4
]
8.BB.10Zwieselite
(Fe
2+
 
,Mn
2+
 
)
 
2
[F|PO
 
4
]
8.BB.15Sarkinite
Mn
2+
2
[OH|AsO
 
4
]
8.BB.15Triploidite
(Mn
2+
 
,Fe
2+
 
)
 
2
[OH|PO
 
4
]
8.BB.15Wagnerite
(Mg,Fe
2+
 
)
 
2
[F|PO
 
4
]
8.BB.15Wolfeite
(Fe
2+
 
,Mn
2+
 
)
 
2
[OH|PO
 
4
]
8.BB.15Stanĕkite
Fe
3+
 
(Mn
2+
 
,Fe
2+
 
,Mg)[O|PO
 
4
]
8.BB.15Joosteite
Mn
2+
 
(Mn
3+
 
,Fe
3+
 
)[PO
 
4
]O
8.BB.15Hydroxylwagnerite
Mg
 
2
[PO
 
4
](OH)
8.BB.20Holtedahlite
Mg
 
2
[OH|PO
 
4
]
8.BB.20Satterlyite
(Fe
2+
 
,Mg,Fe
3+
 
)
 
2
[(OH,O)|PO
 
4
]
8.BB.25Althausite
Mg
 
2
[(OH,F)|PO
 
4
]
8.BB.30Adamite
Zn
 
2
(AsO
 
4
)(OH)
8.BB.30Eveite
Mn
2+
2
[OH|AsO
 
4
]
8.BB.30Libethenite
Cu
 
2
[OH|PO
 
4
]
8.BB.30Olivenite
Cu
 
2
[OH|AsO
 
4
]
8.BB.30Zincolibethenite
CuZnPO
 
4
OH
8.BB.30Zincolivenite
CuZn(AsO
 
4
)(OH)
8.BB.30Auriacusite
Fe
3+
 
Cu
2+
 
AsO
 
4
O
8.BB.35Paradamite
Zn
 
2
[OH|AsO
 
4
]
8.BB.35Tarbuttite
Zn
 
2
[OH|PO
 
4
]
8.BB.40Hentschelite
CuFe
3+
2
[OH|PO
 
4
]
 
2
8.BB.40Lazulite
(Mg,Fe
2+
 
)Al
 
2
[OH|PO
 
4
]
 
2
8.BB.40Scorzalite
(Fe
2+
 
,Mg)Al
 
2
[OH|PO
 
4
]
 
2
8.BB.40Wilhelmkleinite
ZnFe
3+
2
[OH|AsO
 
4
]
 
2
8.BB.45Trolleite
Al
 
4
[OH|PO
 
4
]
 
3
8.BB.50Namibite
Cu(BiO)
 
2
(VO
 
4
)(OH)
8.BB.55Phosphoellenbergerite
Mg
 
14
[(OH)
 
6
|(HPO
 
4
,CO
 
3
)
 
2
|(PO
 
4
)
 
6
]
8.BB.60Urusovite
Cu[AlAsO
 
5
]
8.BB.65Theoparacelsite
Cu
 
3
[(OH)
 
2
|As
 
2
O
 
7
]
8.BB.70Turanite
Cu
 
5
[(OH)
 
2
|VO
 
4
]
 
2
8.BB.75Stoiberite
Cu
 
5
[O
 
2
|(VO
 
4
)
 
2
]
8.BB.80Fingerite
Cu
 
11
[O
 
2
|(VO
 
4
)
 
6
]
8.BB.85Averievite
Cu
 
6
[O
 
2
|Cl
 
2
|(VO
 
4
)
 
2
]
8.BB.90Lipscombite
(Fe
2+
 
,Mn
2+
 
)Fe
3+
2
[OH|PO
 
4
]
 
2
8.BB.90Richellite
Ca
 
3
Fe
3+
10
[(OH,F)
 
3
|(PO
 
4
)
 
2
]
 
4
 · nH
 
2
O (not confirmed)
8.BB.90Zinclipscombite
ZnFe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
Related Minerals - Hey's Index Grouping:

- +
19.13.2Strengite
FePO
 
4
·2H
 
2
O
19.13.3Phosphosiderite
FePO
 
4
·2H
 
2
O
19.13.4Dufrénite
Ca
 
0.5
Fe
2+
 
Fe
3+
5
[(OH)
 
3
|(PO
 
4
)
 
2
]
 
2
 · 2H
 
2
O
19.13.5Giniite
Fe
2+
 
Fe
3+
4
[(OH)
 
5
|(PO
 
4
)
 
3
] · 2H
 
2
O
19.13.6Whitmoreite
Fe
2+
 
Fe
3+
2
(PO
 
4
)
 
2
(OH)
 
2
 · 4H
 
2
O
19.13.7Tinticite
Fe
3+
5.34
(PO
 
4
)
 
3.62
(VO
 
4
)
 
0.38
(OH)
 
4
·6.7H
 
2
O
19.13.8Ferristrunzite
Fe
3+
 
Fe
3+
2
(PO
 
4
)
 
2
(OH)
 
3
 · 5H
 
2
O
19.13.9Ferrostrunzite
Fe
2+
 
Fe
3+
2
[OH|PO
 
4
]
 
2
 · 6H
 
2
O
19.13.10Beraunite
Fe
2+
 
Fe
3+
5
[(OH)
 
5
|(PO
 
4
)
 
4
] · 4H
 
2
O
19.13.11Vivianite
Fe
2+
3
(PO
 
4
)
 
2
·8H
 
2
O
19.13.12Metavivianite
Fe
2+
3-x
Fe
3+
x
(PO
 
4
)
 
2
(OH)x·(8-x)H
 
2
O

Other Names for Barbosalite

Other Languages:
German:Barbosalit
Russian:Барбосалит
Spanish:Barbosalita

Other Information

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

References for Barbosalite

Reference List:Lindberg, M.L. and Pecora, W.T. (1955) Tavorite and barbosalite, two new phosphate minerals from Minas Gerais, Brazil. American Mineralogist 40, 952-966.

Acta Crystallographica: 12: 695-697.

Internet Links for Barbosalite

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  • Raman and XRD data at RRUFF project
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    Localities for Barbosalite

    Hide Locality List
    The 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.
    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Australia
     
    • New South Wales
      • Yancowinna Co.
        • Thackaringa District
    		Plimer, I.R. and Blucher, I.D. (1979) Wolfeite and barbosalite from Thackaringa, Australia. Mineralogical Magazine 43, 505-507 ; Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
    • South Australia
      • Olary Province
        • Kalabity homestead area
    		Record of Sth.Aust. mines summary Olary SI5402 card 235
    Brazil
     
    • Northeast Region
      • Paraíba
        • Borborema mineral province
          • Pedra Lavrada
    		R. Wegner, H. Pöllmann, T. Witzke, & W. Schuckmann (1998): Colquiriite, carlhintzeite, ralstonite and pachnolite from Serra Branca-Pegmatite/Brazil.- Proceedings 17th General Meeting, IMA, August 1998, Toronto, A151
    • Southeast Region
      • Minas Gerais
        • Doce valley
          • Água Boa
    		Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
          • Galiléia
            • Sapucaia do Norte
    		Science (1954): 119, 739.
          • Mendes Pimentel
    		Atencio, D., Coutinho, J.M.V., Mascarenhas, Y.P., Ellena, J. (2006): Matioliite, the Mg-analog of burangaite, from Gentil mine, Mendes Pimentel, Minas Gerais, Brazil, and other occurrences. American Mineralogist, 91, 1932-1936.
    Czech Republic
     
    • Moravia (Mähren; Maehren)
      • Vysočina Region
        • Velké Meziříčí
    		Škoda, R., Staněk, J., Čopjaková, R.: Minerální asociace fosfátových nodulí z granitického pegmatitu od Cyrilova u Velkého Meziříčí, Moldanubikum; část 1 – primární a exsoluční fáze. Acta Mus. Moraviae, Sci. geol., 2007, 92, 59-74.
    France
     
    • Limousin
      • Haute-Vienne
        • Bessines-sur-Gartempe
    		http://perso.wanadoo.fr/jeldemine/listes%20mineraux.html
    Germany
     
    • Bavaria
      • Upper Palatinate
        • Oberpfälzer Wald
          • Vohenstrauß
            • Pleystein
    		Dill, H.G., Weber, B. (2009), Pleystein-City on Pegmatite, 4th International Symposium on Granitic Pegmatites, Recife, Brazil.
            • Waidhaus
              • Hagendorf
    		http://www.berthold-weber.de/h_miner.htm
          • Waldmünchen
            • Althütte
    		Lapis, 10 (4), 13-17.
    Madagascar
     
    • Fianarantsoa Province
      • Amoron'i Mania Region
        • Ampandramaika-Malakialina Pegmatite Field
          • Ambatofinandrahana District
    		Behier, J. (1960): Contribution á la mineralogie de Madagascar. Annales Géologiques de Madagascar XXIX, Tananarive, p 17-18
    Morocco
     
    • Souss-Massa-Draâ Region
      • Ouarzazate Province
        • Tazenakht
    		Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
    Namibia
     
    • Erongo Region
      • Karibib District
        • Okatjimukuju farm (Friedrichsfelde farm)
    		P. Keller and O. von Knorring, Eur. J. Mineral. , 1989, 1, pp. 567-593.
        • Usakos
    		Keller, P. (1974): Phosphatmineralien aus Pegmatiten Sudwestafrikas, Der Aufschluss 25,577-591(1974)
    Portugal
     
    • Guarda District
      • Gouveia
        • Folgosinho
    • Viseu District
    		Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
    Rwanda
     
    • Western Province
      • Gatumba District
    		Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV
    South Africa
     
    • Northern Cape Province
      • Namaqualand
        • Kenhardt District
    		Minerals of South Africa
    Spain
     
    • Castile and Leon
      • Zamora
    UK
     
    • England
      • Cornwall
        • Liskeard District
          • Caradon & Phoenix Area (South-Eastern Bodmin Moor)
            • Linkinhorne
    		No reference listed
        • St Austell District
          • Luxulyan Area (Luxulian Area)
            • Hensbarrow Downs
              • Stenalees
    		[Elton, N. J. (1998): Barbosalite, frondelite and other phosphates from Gunheath China Clay Pit, St Austell, Cornwall, England. Journal of the Russell Society 7, 15-18.
    USA
     
    • Alabama
      • Coosa Co.
    		Anthony, Bideaux, Bladh, Nichols: Handbook of Mineralogy, Vol. IV; Leavens, P. B. & Simpson, Thomas A. (1975): Iron-manganes phospates of the Williams pegmatites, Coosa County, Alabama. Mineralogical Record 6 (2): 67-73
    • New Hampshire
      • Grafton Co.
        • Groton
    		Gaines, Richard V., Catherine, H., Skinner, W., Foord, E.E., Mason, B., and Rosenzweig, A. (1997), Dana’s New Mineralogy: The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana: eighth edition. John Wiley and Sons, Inc., 1819pp.: 875.
    • South Dakota
      • Custer Co.
        • Custer District
          • Custer
    		Am Min (1969), 54:969-972
          • Fourmile
    		Mineralogical Record: 17: 237-254; Rocks & Minerals: 60: 117.
      • Pennington Co.
        • Keystone District
          • Keystone
    		American Mineralogist (1984): 69: 380-382.
    Mineral and/or Locality
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