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Rooseveltite

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Franklin Delano Roosevelt
Formula:
Bi(AsO4)
Colour:
White to pale gray, pale green, yellow
Lustre:
Adamantine
Hardness:
4 - 4½
Specific Gravity:
6.86 - 7.01
Crystal System:
Monoclinic
Member of:
Name:
For US Franklin Delano Roosevelt (1882-1945), 32nd President of the United States of America.
This page provides mineralogical data about Rooseveltite.


Hide all sections | Show all sections

Classification of RooseveltiteHide

Approved, 'Grandfathered' (first described prior to 1959)
8.AD.50

8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
D : With only large cations
38.4.4.1

38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
4 : AXO4
20.6.1

20 : Arsenates (also arsenates with phosphate, but without other anions)
6 : Arsenates of Bi

Pronounciation of RooseveltiteHide

Pronounciation:
PlayRecorded byCountry
Jolyon & Katya RalphUnited Kingdom

Physical Properties of RooseveltiteHide

Adamantine
Transparency:
Transparent
Colour:
White to pale gray, pale green, yellow
Hardness:
4 - 4½ on Mohs scale
Hardness:
VHN25=513 kg/mm2 - Vickers
Tenacity:
Brittle
Fracture:
Irregular/Uneven, Conchoidal
Density:
6.86 - 7.01 g/cm3 (Measured)    7.21 g/cm3 (Calculated)

Optical Data of RooseveltiteHide

Type:
Biaxial (+)
RI values:
nα = 2.090 nβ = 2.150 nγ = 2.270
2V:
Measured: 50° , Calculated: 62°
Max Birefringence:
δ = 0.180
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Very High
Anisotropism:
Very high indices of refraction.
Dispersion:
extreme

Chemical Properties of RooseveltiteHide

Formula:
Bi(AsO4)
IMA Formula:
BiAsO4

Crystallography of RooseveltiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 6.879(1) Å, b = 7.159(1) Å, c = 6.732(1) Å
β = 104.83°
Ratio:
a:b:c = 0.961 : 1 : 0.94
Unit Cell V:
320.49 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Botryoidal crusts.
Comment:
On synthetic material

Type Occurrence of RooseveltiteHide

Place of Conservation of Type Material:
Smithsonian, Harvard University
Geological Setting of Type Material:
Veinlets in rhyolitic and dacitic lava flows.
Associated Minerals at Type Locality:

Other Language Names for RooseveltiteHide

Simplified Chinese:砷铋矿
砷铋石
Spanish:Rooseveltita
Traditional Chinese:砷鉍礦
砷鉍石

Relationship of Rooseveltite to other SpeciesHide

Member of:
Other Members of this group:
CheraliteCaTh(PO4)2Mon. 2/m
Gasparite-(Ce)Ce(AsO4)
Monazite-(Ce)Ce(PO4)Mon. 2/m : P21/b
Monazite-(La)La(PO4)
Monazite-(Nd)Nd(PO4)
Monazite-(Sm)Sm(PO4)Mon. 2/m : P21/m
Unnamed (Gd-dominant monazite)(Gd,Y,Dy,Sm,Nd,Th,Ca)(PO4)

Common AssociatesHide

Associated Minerals Based on Photo Data:
Sellaite1 photo of Rooseveltite associated with Sellaite on mindat.org.
Marcasite1 photo of Rooseveltite associated with Marcasite on mindat.org.
Lillianite1 photo of Rooseveltite associated with Lillianite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

8.AD.05NahpoiteNa2HPO4Mon. 2/m : P21/m
8.AD.10MonetiteCa(HPO4)Tric. 1
8.AD.10WeiliteCa(HAsO4)Tric. 1 : P1
8.AD.10ŠvenekiteCa(H2AsO4)2Tric. 1 : P1
8.AD.15Archerite(K,NH4)(H2PO4)Tet. 4 2m : I4 2d
8.AD.15Biphosphammite(NH4,K)(H2PO4)Tet. 4 2 2 : I41 2 2
8.AD.20Phosphammite(NH4)2(HPO4)Mon. 2/m : P21/b
8.AD.25BuchwalditeNaCa(PO4)Orth. mm2 : Pmn21
8.AD.30SchultenitePb(HAsO4)Mon. 2/m : P2/b
8.AD.35Chernovite-(Y)Y(AsO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35DreyeriteBi(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(Ce)Ce(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Wakefieldite-(Y)Y(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35Xenotime-(Y)Y(PO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.35PretuliteSc(PO4)Tet.
8.AD.35Xenotime-(Yb)Yb(PO4)Tet.
8.AD.35Wakefieldite-(La)La(VO4)Tet. 4/mmm (4/m 2/m 2/m) : I41/amd
8.AD.40PucheriteBi(VO4)Orth. mmm (2/m 2/m 2/m)
8.AD.45XimengiteBi(PO4)Trig.
8.AD.50Gasparite-(Ce)Ce(AsO4)
8.AD.50Monazite-(Ce)Ce(PO4)Mon. 2/m : P21/b
8.AD.50Monazite-(La)La(PO4)
8.AD.50Monazite-(Nd)Nd(PO4)
8.AD.50CheraliteCaTh(PO4)2Mon. 2/m
8.AD.50Monazite-(Sm)Sm(PO4)Mon. 2/m : P21/m
8.AD.50UM2005-35-VO:CaFePSiTh(Th,Ca)(VO4,SiO4,PO4)
8.AD.55TetrarooseveltiteBi(AsO4)Tet.
8.AD.60Chursinite(Hg+2)0.5Hg2+(AsO4)Mon. 2/m : P21/b
8.AD.65ClinobisvaniteBi(VO4)Mon. 2/m

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

20.6.2PreisingeriteBi3(AsO4)2O(OH)Tric. 1 : P1
20.6.3Arsenobismite
20.6.4AtelestiteBi2(AsO4)O(OH)Mon. 2/m
20.6.5MixiteBiCu6(AsO4)3(OH)6 · 3H2OHex. 6/m : P63/m
20.6.6Walpurgite(BiO)4(UO2)(AsO4)2 · 3H2OTric.

Other InformationHide

Notes:
Soluble in acids.
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 RooseveltiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Herzenberg (1946) Facultad. Nac. de Ing., Univ. Téc. Oruro, Boliviqa, Bol. Téc., no. 1 (as Roosevelita).
American Mineralogist (1947): 32: 372.
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.: 697.
Tschermaks Mineralogische und Petrographische Mitteilungen (1972): 17: 71.
Acta Crystallographica (1982): B38: 1559-1561.

Internet Links for RooseveltiteHide

Localities for RooseveltiteHide

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.
Argentina
 
  • San Juan
    • Calingasta Department
      • Calingasta
Lapis 8(4), 25 (1983)
American Mineralogist (1982) 67:833-840; Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina)
Australia
 
  • New South Wales
    • Gough Co.
      • Elsmore
Rankin, J., Lawrence, L. J., Sharpe, J. L. and Williams, P. A. (2002): Rare secondary bismuth, tungsten and molybdenum minerals from Elsmore, New England district of New South Wales. Australian Journal of Mineralogy 8, 55-60.; Rankin, J., Lawrence, L. J., Sharpe, J. L. and Williams, P. A. (2002): Rare secondary bismuth, tungsten and molybdenum minerals from Elsmore, New England district of New South Wales. Australian Journal of Mineralogy 8, 55-60.
Bolivia (TL)
 
  • Potosí Department
    • Chayanta Province
      • Macha area
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: 697.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Horní Slavkov (Schlaggenwald)
        • Krásno (Schönfeld)
Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A., Skoda, R. & Beran, P. (2006): Supergene minerals at the Huber stock and Schnöd stock deposits, Krásno ore District, the Slavkovský les area, Czech Republic. Journal of the Czech Geological Society 51, 57-101.
      • Krušné Hory Mts (Erzgebirge)
Jan Hloušek
    • Plzeň Region
      • Klatovy (Klattau)
        • Vimperk
Šrein, V. et al.: Zlatonosná mineralizace v okolí Horské Kvildy na Šumavě, Česká republika. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2008, vol. 16, 2, 153-176.
    • Ústí Region
      • Krušné Hory Mts (Erzgebirge)
        • Dubí (Eichwald)
Sejkora, J.: Minerály ložiska Moldava v Krušných horách. Bulletin Mineralogicko-petrografického oddělení Národního muzea v Praze, 1994, roč. 2, s. 110-116.
Germany
 
  • Baden-Württemberg
    • Black Forest
      • Calw
Walenta, K. (1992): "Die Mineralien des Schwarzwaldes", Weise (Munich).
      • Oberkirch
        • Ödsbach
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Schenkenzell
        • Wittichen
          • Burgfelsen
No reference listed
          • Heubach Valley
No reference listed
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Schramberg
        • Falkenstein valley
No reference listed
      • Wolfach
        • Oberwolfach
          • Rankach valley
Walenta, K. (1992): Die Mineralien des Schwarzwaldes. Chr. Weise Verlag, München, 336 pp. (in German)
  • Saxony
    • Erzgebirge
      • Johanngeorgenstadt District
[European Journal of Mineralogy 13:167-175]
      • Schneeberg District
Lapis 30(7/8):67-68 (2005)
Greece
 
  • Attikí Prefecture (Attica; Attika)
    • Lavrion District (Laurion; Laurium)
      • Lavrion District Mines
        • Agios Konstantinos [St Constantine] (Kamariza)
          • Kamariza Mines (Kamareza Mines)
            • Hilarion area
Solomos, C., Voudouris, P. & Katerinopoulos, A. (2004): Mineralogical studies of bismuth-gold-antimony mineralization at the area of Kamariza, Lavrion. Bulletin of the Geological Society of Greece 34, Proceedings of the 10th International Congress, Thessaloniki, Greece, 387-396 (in Greek with English abstract).
Iran
 
  • Lorestan Province
    • Ashour Abad
Nezafatis, N. (2006): Au-Sn-W-Cu Mineralization in the Astaneh-Sarband Area, West Central Iran. PhD thesis, University of Tübingen (Germany), 116 pp.
  • Markazi Province
    • Astaneh
Nezafatis, N. (2006): Au-Sn-W-Cu Mineralization in the Astaneh-Sarband Area, West Central Iran. PhD thesis, University of Tübingen (Germany), 116 pp.
Nezafatis, N. (2006): Au-Sn-W-Cu Mineralization in the Astaneh-Sarband Area, West Central Iran. PhD thesis, University of Tübingen (Germany), 116 pp.
Italy
 
  • Sardinia
    • Medio Campidano Province
      • Gonnosfanadiga
- Sabelli C. (2000): Rooseveltite e "agardite-(Ce)".Riv. Mineral. Ital., 1/2000, 40-43.
Portugal
 
  • Bragança District
    • Macedo de Cavaleiros
      • Murçós
Antunes, I.M.H.R., Gomes, M.E.P., Neiva, A.M.R., and Teixeira, R.J.S. (2010): Goldschmidt Conference Abstracts 2010.
  • Viana do Castelo District
    • Ponte de Lima
      • Estorãos
Pedro Alves Collection. p-XRD and EMPA analysed.
Russia
 
  • Far-Eastern Region
    • Magadanskaya Oblast'
      • Verkhne-Kalganinsky Massif
Krinov D.I., Azarova Y.V., Struzhkov S.F., Natalenko M.V., Radchenko Y.I. (2011) On the Discovery of Rooseveltite, Preisingerite, Troegerite, and Zeunerite In Bi-As-Cu-U-mineralization from the Oranzhevoye Ore Field, Verkhne-Kalganinsky Massif, Magadan Region, Russia. New Data on Minerals 46:20-24
Spain
 
  • Andalusia
    • Córdoba
      • Belalcázar
Rewitzer C., Hochleitner R., Fehr T., Utrera C.,(2016) Karibibite, schneiderhöhnite, tooeleite and other uncommon secondary minerals in the Nuestra Señora de las Alcantarillas mine, Belalcázar, Córdoba, Spain; MineralUp (Revista de Minerales) No.1 Oct. 2016 Page 9-39
      • Villanueva de Córdoba
Schnorrer, G. (2000): Die Minerale der ehemaligen Grube Espuela de San Miguel bei Villanueva de Cordoba, Prov. Cordoba in Spanien. Der Aufschluss, 51, 211-222. (in German)
  • Galicia
    • Orense (Ourense)
      • Ramírás
Calvo, M. (2015). Minerales y Minas de España. Vol VII. Fosfatos, Arseniatos y Vanadatos. Escuela Técnica Superior de Ingenieros de Minas de Madrid. Fundación Gómez Pardo. 479 págs.
UK
 
  • England
    • Cumbria
      • Caldbeck Fells
        • Carrock Fell
Rumsey, M.S. (2007): UK Journal of Mines & Minerals (28), 51-53
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