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|Name:||For the PHosphate, URanyl and ALUMinium ions in its composition.|
This page provides mineralogical data about Phuralumite.
Classification of Phuralumite
|IMA status:||Approved 1978|
|Strunz 8th edition ID:||7/E.07-10|
|Nickel-Strunz 10th (pending) edition ID:||8.EC.05|
8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
C : UO2:RO4 = 3:2
|Dana 8th edition ID:||188.8.131.52|
42 : HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
4 : (AB)5(XO4)2Zq·xH2O
|Hey's CIM Ref.:||19.11.29|
19 : Phosphates
11 : Phosphates of U
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Type Occurrence of Phuralumite
|Type Locality:||Kobokobo pegmatite, Lusungu River District, Sud-Kivu, Democratic Republic of Congo (Zaïre)|
|Year of Discovery:||1978|
Physical Properties of Phuralumite
Crystallography of Phuralumite
|Cell Parameters:||a = 13.87Å, b = 20.79Å, c = 9.38Å|
β = 112°
|Ratio:||a:b:c = 0.667 : 1 : 0.451|
|Unit Cell Volume:||V 2,507.84 Å³ (Calculated from Unit Cell)|
Optical Data of Phuralumite
|RI values:||nα = 1.559 nβ = 1.616 nγ = 1.624|
|2V:||Measured: 40° , Calculated: 38°|
|Maximum Birefringence:||δ = 0.065|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
|Dispersion:||r < v moderate|
Chemical Properties of Phuralumite
|Essential elements:||Al, H, O, P, U|
|All elements listed in formula:||Al, H, O, P, U|
Relationship of Phuralumite to other Species
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Phuralumite
|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 Phuralumite
Piret, P., Piret-Meunier, J., and Declercq, J.-P. (1979) Structure of phuralumite. Acta Crystallographica: B35: 1880-1882.
American Mineralogist (1980): 65: 208.
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 Phuralumite
Localities for Phuralumite
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.
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