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Bolivarite

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Formula:
Al
 
2
(PO
 
4
)(OH)
 
3
· 4-5H
 
2
O
Colour:Pale greenish-yellowLustre:Vitreous
Hardness:
Name:Possibly only a variety of evansite (if bolivarite was formally discredited, evansite would have priority as the species name)


See also kobokoboite.

Classification of Bolivarite

IMA status:Questionable/Doubtful
Explanation of status:Not formally discredited, but probably only a variety of evansite.
Nickel-Strunz 10th (pending) edition ID:8.DF.10

8 : PHOSPHATES, ARSENATES, VANADATES
D : Phosphates, etc. with additional anions, with H2O
F : With only medium-sized cations, (OH,etc.):RO4 > 3:1
Dana 8th edition ID:42.6.8.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
6 : A2(XO4)Zq·xH2O
Hey's CIM Ref.:19.7.7

19 : Phosphates
7 : Phosphates of Al alone
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Type Occurrence of Bolivarite

Type Locality:Pontevedra, Galicia, Spain
Year of Discovery:1921
Geological Setting of type material:Crevices in granite.

Physical Properties of Bolivarite

Lustre:Vitreous
Colour:Pale greenish-yellow
Hardness (Mohs):
Fracture:Splintery, Conchoidal
Density (measured):2.05 g/cm3

Crystallography of Bolivarite

Morphology:Cryptocrystalline crusts.

Chemical Properties of Bolivarite

Formula:
Al
 
2
(PO
 
4
)(OH)
 
3
· 4-5H
 
2
O
Simplified for copy/paste:Al2(PO4)(OH)3·4-5H2O
Essential elements:Al, H, O, P
All elements listed in formula:Al, H, O, P
Common Impurities:U

Relationship of Bolivarite to other Species

Related Minerals - Nickel-Strunz Grouping):

- +
8.DF.05Hotsonite
Al
 
11
(SO
 
4
)
 
3
(PO
 
4
)
 
2
(OH)
 
21
· 16H
 
2
O
8.DF.10Evansite
Al
 
3
(PO
 
4
)(OH)
 
6
· 6H
 
2
O
8.DF.10Liskeardite
[(Al,Fe)
 
32
(AsO
 
4
)
 
18
(OH)
 
42
(H
 
2
O)
 
22
] · 52H
 
2
O
8.DF.10Rosièresite
(Pb, Cu, Al, P, O, H)
8.DF.15Rusakovite
(Fe
3+
 
,Al)
 
5
(VO
 
4
,PO
 
4
)
 
2
(OH)
 
9
· 3H
 
2
O
8.DF.20Liroconite
Cu
 
2
Al(AsO
 
4
)(OH)
 
4
· 4H
 
2
O
8.DF.25Sieleckiite
Cu
 
3
Al
 
4
(PO
 
4
)
 
2
(OH)
 
12
· 2H
 
2
O
8.DF.30Chalcophyllite
Cu
 
18
Al
 
2
(SO
 
4
)
 
3
(AsO
 
4
)
 
3
(OH)
 
27
· 33H
 
2
O
8.DF.35Parnauite
Cu
 
9
(AsO
 
4
)
 
2
(SO
 
4
)(OH)
 
10
· 7H
 
2
O
8.DF.40Gladiusite
Fe
 
2
(Fe,Mg)
 
4
(PO
 
4
)(OH)
 
11
(H
 
2
O)
Related Minerals - Hey's Index Grouping:

- +
19.7.1Berlinite
AlPO
 
4
19.7.2Augelite
Al
 
2
(PO
 
4
)(OH)
 
3
19.7.3Trolleite
Al
 
4
(PO
 
4
)
 
3
(OH)
 
3
19.7.4Senegalite
Al
 
2
(PO
 
4
)(OH)(OH)
 
2
· H
 
2
O
19.7.5Variscite
AlPO
 
4
· 2H
 
2
O
19.7.6Metavariscite
AlPO
 
4
· 2H
 
2
O
19.7.8Wavellite
Al
 
3
(PO
 
4
)
 
2
(OH,F)
 
3
· 5H
 
2
O
19.7.9Evansite
Al
 
3
(PO
 
4
)(OH)
 
6
· 6H
 
2
O
19.7.10Vantasselite
Al
 
4
(PO
 
4
)
 
3
(OH)
 
3
· 9H
 
2
O
19.7.11Kingite
Al
 
3
(PO
 
4
)
 
2
F
 
2
(OH) · 7H
 
2
O
19.7.12Vashegyite
Al
 
11
(PO
 
4
)
 
9
(OH)
 
6
· 38H
 
2
O

Other Names for Bolivarite

Other Languages:
German:Bolivarit
Spanish:Bolivarita

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 Bolivarite

Reference List:

- +
Navarro and Barea (1921) Bol. Soc. espan. Hist. nat.: 21: 326.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 872-873.

Van Wambeke, L. (1971): The uranium-bearing mineral bolivarite: new data and a second occurrence. Mineral. Mag. 38, 418-423.

Internet Links for Bolivarite

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  • Localities for Bolivarite

    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.
    Austria
     
    • Styria
      • Leoben
    Meixner, H.; Kahler, E.; Laskovic, F. (1962): Einige bemerkenswerte Al-Phosphate aus der Verwitterungszone in einigen österreichischen Eisenerzlagerstätten. Chemie der Erde 22, 436-448.; R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    Japan
     
    • Honshu Island
      • Kanto region
        • Tochigi Prefecture
          • Nikko City
            • Ashio-machi
    Matsubara et al. (1986) Bulletin of the National Science Museum (Tokyo), 12, 35-39.
    Nigeria
     
    • Kogi State
      • Lokoja District
    Mücke, A., Badejoko, T.A., and Akande, S.O. (1999): Mineralium Deposita 34, 284-296.
    Spain
     
    • Galicia
    Navarro and Barea (1921) Bol. Soc. espan. Hist. nat.: 21: 326; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 873; Nickel & Nichols, 1991 - "Mineral Reference Manual, p25.
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    Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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