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Bolivarite

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Formula:
Al2(PO4)(OH)3 · 4-5H2O
System:
Amorphous
Colour:
Pale greenish-yellow
Lustre:
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

Questionable/Doubtful
Explanation of status:
Not formally discredited, but probably only a variety of evansite.
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
42.6.8.1

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

19 : Phosphates
7 : Phosphates of Al alone
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First Recorded Occurrence of Bolivarite

Year of Discovery:
1921
Geological Setting of First Recorded Material:
Crevices in granite.

Physical Properties of Bolivarite

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

Crystallography of Bolivarite

Crystal System:
Amorphous
Morphology:
Cryptocrystalline crusts.

Chemical Properties of Bolivarite

Formula:
Al2(PO4)(OH)3 · 4-5H2O
Essential elements:
All elements listed in formula:
Common Impurities:
U

Relationship of Bolivarite to other Species

8.DF.05HotsoniteAl11(SO4)3(PO4)2(OH)21 · 16H2O
8.DF.10EvansiteAl3(PO4)(OH)6 · 6H2O
8.DF.10Liskeardite[(Al,Fe)32(AsO4)18(OH)42(H2O)22] · 52H2O
8.DF.10Rosièresite(Pb, Cu, Al, P, O, H)
8.DF.15Rusakovite(Fe3+,Al)5(VO4,PO4)2(OH)9 · 3H2O
8.DF.20LiroconiteCu2Al(AsO4)(OH)4 · 4H2O
8.DF.25SieleckiiteCu3Al4(PO4)2(OH)12 · 2H2O
8.DF.30ChalcophylliteCu18Al2(SO4)3(AsO4)3(OH)27 · 33H2O
8.DF.35ParnauiteCu9(AsO4)2(SO4)(OH)10 · 7H2O
8.DF.40GladiusiteFe2(Fe,Mg)4(PO4)(OH)11(H2O)
19.7.1BerliniteAlPO4
19.7.2AugeliteAl2(PO4)(OH)3
19.7.3TrolleiteAl4(PO4)3(OH)3
19.7.4SenegaliteAl2(PO4)(OH)(OH)2 · H2O
19.7.5VarisciteAlPO4 · 2H2O
19.7.6MetavarisciteAlPO4 · 2H2O
19.7.8WavelliteAl3(PO4)2(OH,F)3 · 5H2O
19.7.9EvansiteAl3(PO4)(OH)6 · 6H2O
19.7.10VantasseliteAl4(PO4)3(OH)3 · 9H2O
19.7.11KingiteAl3(PO4)2F2(OH) · 7H2O
19.7.12VashegyiteAl11(PO4)9(OH)6 · 38H2O

Other Names for Bolivarite

Name in Other Languages:
German:Bolivarit
Spanish:Bolivarita

Other Information

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 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

Localities for Bolivarite

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 for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? 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 (FRL)
 
  • 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.
Mineral and/or Locality  
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