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Upalite

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Formula:
Al(UO2)3(PO4)2O(OH) · 7H2O
System:
Monoclinic
Colour:
Amber-yellow, ...
Name:
The name reflects its composition: uranyl (U), phosphorus (P) and aluminium (Al).

Classification of Upalite

Approved 1978
8.EC.05

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
C : UO2:RO4 = 3:2
42.7.12.1

42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
7 : (AB)2(XO4)Zq·xH2O
19.11.26

19 : Phosphates
11 : Phosphates of U
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Type Occurrence of Upalite

Year of Discovery:
1978

Physical Properties of Upalite

Diaphaneity (Transparency):
Transparent, Translucent
Colour:
Amber-yellow, yellow-brown

Crystallography of Upalite

Crystal System:
Monoclinic
Cell Parameters:
a = 13.7Å, b = 16.82Å, c = 9.33Å
β = 111.5°
Ratio:
a:b:c = 0.815 : 1 : 0.555
Unit Cell Volume:
V 2,000.35 ų (Calculated from Unit Cell)

Optical Data of Upalite

Type:
Biaxial (-)
RI values:
nα = 1.649 nβ = 1.666 nγ = 1.676
2V:
Measured: 74° , Calculated: 74°
Max Birefringence:
δ = 0.027
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
strong

Chemical Properties of Upalite

Formula:
Al(UO2)3(PO4)2O(OH) · 7H2O
Essential elements:
All elements listed in formula:

Relationship of Upalite to other Species

Structurally related to group(s):
8.EC.05Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
8.EC.05PhuralumiteAl2(UO2)3(PO4)3(OH)2 · 13H2O
8.EC.05Françoisite-(Ce)(Ce,Nd,Ca)(UO2)3(PO4)2O(OH) · 6H2O
8.EC.10ArsenuranyliteCa(UO2)4(AsO4)2(OH)4 · 6H2O
8.EC.10DewindtiteH2Pb3(UO2)2(PO4)4O4 · 12H2O
8.EC.10Kivuite(Th,Ca,Pb)(UO2)4(HPO4)2(OH)8 · 7H2O
8.EC.10Phosphuranylite(H3O)3KCa(UO2)7(PO4)4O4 · 8H2O
8.EC.10YingjiangiteK2Ca(UO2)7(PO4)4(OH)6 · 6H2O
8.EC.15DumontitePb2(UO2)3(PO4)2(OH)4 · 3H2O
8.EC.15HügelitePb2(UO2)3(AsO4)2O2 · 5H2O
8.EC.20MetavanmeersscheiteU6+(UO2)3(PO4)2(OH)6 · 2H2O
8.EC.20VanmeersscheiteU6+(UO2)3(PO4)2(OH)6 · 4H2O
8.EC.20ArsenovanmeersscheiteU4+(UO2)3(AsO4)2(OH)2 · 4H2O
8.EC.25AlthupiteAlTh(UO2)7(PO4)4(OH)5O2 · 15H2O
8.EC.30MunditeAl(UO2)3(PO4)2(OH)3 · 5.5H2O
8.EC.35PhurcaliteCa2(UO2)3(PO4)2O2 · 7H2O
8.EC.40BergeniteCa2Ba4(UO2)9(PO4)6O6 · 16H2O
19.11.1LermontoviteU(PO4)(OH) · H2O
19.11.2MetavanmeersscheiteU6+(UO2)3(PO4)2(OH)6 · 2H2O
19.11.3VanmeersscheiteU6+(UO2)3(PO4)2(OH)6 · 4H2O
19.11.4Chernikovite(H3O)2(UO2)2(PO4)2 · 6H2O
19.11.5VyacheslaviteU(PO4)(OH) · nH2O
19.11.6MetanatroautuniteNa(UO2)(PO4)(H2O)3
19.11.7YingjiangiteK2Ca(UO2)7(PO4)4(OH)6 · 6H2O
19.11.8Meta-ankoleiteK2(UO2)2(PO4)2 · 6H2O
19.11.9Uramphite(NH4)2(UO2)2(PO4)2 · 6H2O
19.11.10TorberniteCu(UO2)2(PO4)2 · 12H2O
19.11.11MetatorberniteCu(UO2)2(PO4)2 · 8H2O
19.11.12SaléeiteMg(UO2)2(PO4)2 · 10H2O
19.11.13NingyoiteCaU(PO4)2 · 1-2H2O
19.11.14Meta-autuniteCa(UO2)2(PO4)2 · 6-8H2O
19.11.15AutuniteCa(UO2)2(PO4)2 · 11H2O
19.11.16Pseudo-autunite(H3O)4Ca2(UO2)2(PO4)4 · 5H2O
19.11.17PhurcaliteCa2(UO2)3(PO4)2O2 · 7H2O
19.11.18Phosphuranylite(H3O)3KCa(UO2)7(PO4)4O4 · 8H2O
19.11.19UlrichiteCaCu(UO2)(PO4)2 · 4H2O
19.11.20BergeniteCa2Ba4(UO2)9(PO4)6O6 · 16H2O
19.11.21Metauranocircite-IBa(UO2)2(PO4)2 · 7H2O
19.11.22UranocirciteBa(UO2)2(PO4)2 · 10H2O
19.11.23RanunculiteHAl(UO2)(PO4)(OH)3 · 4H2O
19.11.24TrianguliteAl3(UO2)4(PO4)4(OH)5 · 5H2O
19.11.25MunditeAl(UO2)3(PO4)2(OH)3 · 5.5H2O
19.11.27FurongiteAl13(UO2)7(PO4)13(OH)14 · 58H2O
19.11.28ThreadgolditeAl(UO2)2(PO4)2(OH) · 8H2O
19.11.29PhuralumiteAl2(UO2)3(PO4)3(OH)2 · 13H2O
19.11.30MoreauiteAl3(UO2)(PO4)3(OH)2 · 13H2O
19.11.31SabugaliteHAl(UO2)4(PO4)4 · 16H2O
19.11.32Uranospathite(Al,☐)(UO2)2(PO4)2F · 20(H2O,F)
19.11.33AlthupiteAlTh(UO2)7(PO4)4(OH)5O2 · 15H2O
19.11.34Françoisite-(Nd)(Nd,Ce,Sm)(UO2)3(PO4)2O(OH) · 6H2O
19.11.35Kivuite(Th,Ca,Pb)(UO2)4(HPO4)2(OH)8 · 7H2O
19.11.36ParsonsitePb2(UO2)(PO4)2
19.11.37DewindtiteH2Pb3(UO2)2(PO4)4O4 · 12H2O
19.11.38DumontitePb2(UO2)3(PO4)2(OH)4 · 3H2O
19.11.39PrzhevalskitePb2(UO2)3(PO4)2(OH)4 · 3H2O
19.11.40LehneriteMn2+(UO2)2(PO4)2 · 8H2O
19.11.41BassetiteFe2+(UO2)2(PO4)2 · 8H2O
19.11.42Vochtenite(Fe2+,Mg)Fe3+(UO2)4(PO4)4(OH) · 12-13H2O

Other Names for Upalite

Name in Other Languages:
German:Upalit
Russian:Упалит
Simplified Chinese:磷铝铀矿 II
Spanish:Upalita

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 Upalite

Reference List:
Bulletin de la Société française de Minéralogie et de Cristallographie (1979): 102: 333-337.

American Mineralogist (1980): 65: 208.

Piret, P. and Declercq, J.-P. (1983) Structure cristalline de l'upalite Al[(UO2)3OOH)(PO4)2]·7H2O. Un exemple de macle mimétique. Bulletin de la Société française de Minéralogie et de Cristallographie: 106: 383-389.

Burns, P.C. (2005) U 6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. Canadian Mineralogist: 43: 1839-1894.

Internet Links for Upalite

Localities for Upalite

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.
Democratic Republic of Congo (Zaïre) (TL)
 
  • Sud-Kivu
    • Mwenga
Bull.Minéral.(1979) 102, 333-337
USA
 
  • Colorado
    • Fremont Co.
      • Eight Mile Park pegmatite District
Sidney A. Williams specimen
Mineral and/or Locality  
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