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|Name:||Named after its discovery locality, in the Swambo deposit, Democratic Republic of the Congo (Zaire).|
This page provides mineralogical data about Swamboite.
Classification of Swamboite
|IMA status:||Approved 1981|
|Strunz 8th edition ID:||8/B.36-20|
|Nickel-Strunz 10th (pending) edition ID:||9.AK.20|
9 : SILICATES (Germanates)
A : Nesosilicates
K : Uranyl neso- and polysilicates
|Dana 8th edition ID:||184.108.40.206|
53 : NESOSILICATES Insular SiO4 Groups and Other Anions or Complex Cations
3 : Insular SiO4 Groups and Other Anions of Complex Cations with (UO2)
|Hey's CIM Ref.:||14.16.4|
14 : Silicates not Containing Aluminum
16 : Silicates of U
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Type Occurrence of Swamboite
|Type Locality:||Swambo Hill (Swambo Mine), Swambo, Katanga Copper Crescent, Katanga (Shaba), Democratic Republic of Congo (Zaïre)|
|Year of Discovery:||1981|
Physical Properties of Swamboite
Crystallography of Swamboite
|Cell Parameters:||a = 17.64Å, b = 21Å, c = 20.12Å|
β = 103.42°
|Ratio:||a:b:c = 0.84 : 1 : 0.958|
|Unit Cell Volume:||V 7,249.74 Å³ (Calculated from Unit Cell)|
Optical Data of Swamboite
|RI values:||nα = 1.640 nβ = 1.661 nγ = 1.663|
|2V:||Measured: 34° , Calculated: 32°|
|Maximum Birefringence:||δ = 0.023|
Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
|Dispersion:||r < v moderate|
Chemical Properties of Swamboite
|Simplified for copy/paste:||UH6(UO2)6(SiO4)6·30H2O|
|Essential elements:||H, O, Si, U|
|All elements listed in formula:||H, O, Si, U|
Relationship of Swamboite to other Species
|Related Minerals - Nickel-Strunz Grouping):|
|Related Minerals - Hey's Index Grouping:|
Other Names for Swamboite
|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 Swamboite
Canadian Mineralogist (1981): 19: 553-557.
American Mineralogist (1983): 68: 1250.
Internet Links for Swamboite
Localities for Swamboite
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.