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Gatumbaite from
Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda


00372570017363815622008.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
05650090017360473927251.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
04724640017363815621584.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
02579000017363815629999.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
00372570017363815622008.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
05650090017360473927251.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
04724640017363815621584.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
02579000017363815629999.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
07639200017363815626624.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
05650090017360473927251.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
00570860017363815634850.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
09288840017363815629063.jpg
Gatumbaite, etc.

Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
Locality type:Pegmatite
Classification
Species:Gatumbaite
Formula:CaAl2(PO4)2(OH)2 · H2O
Chemical Analyses:
Oxide wt%:
1
P2O541.00 %
Al2O328.00 %
Fe2O32.00 %
MnO0.00 %
CaO17.00 %
Na2O0.00 %
H2O+10.00 %
H2O-0.00 %
Total:98.00 %
Sample references:
1 -
von Knorring, O., Fransolet, A.-M. (1977) Gatumbaite, CaAl2(PO4)2(OH)2·H2O: a new species from Buranga pegmatite, Rwanda. Neues Jahrbuch für Mineralogie - Monatshefte, 1977. 561-568
Confirmation
Validity:Valid - Type Locality
Associated Minerals Based on Photo Data:
Scorzalite4
Data
Mineral Data:Click here to view Gatumbaite data
Locality Data:Click here to view Buranga pegmatite, Muhororo, Ngororero District, Western Province, Rwanda
Data Identifiers
Mindat Occurrence Record ID:58762
Long-form Identifier:1:3:58762:4
GUID (UUID V4):0
References
von Knorring, O. (1972) Notes on phosphate minerals from Buranga pegmatite. 16th annual Report res. Inst. afr. Geol., Univ. Leeds, 56-57 (as unnamed Ca-Fe phosphate phase).
von Knorring, O., Fransolet, A.-M. (1977) Gatumbaite, CaAl2(PO4)2(OH)2·H2O: a new species from Buranga pegmatite, Rwanda. Neues Jahrbuch für Mineralogie - Monatshefte, 1977. 561-568
Daltry, V.D.C., von Knorring, O. (1998) Type-mineralogy of Rwanda with particular reference to the Buranga pegmatite. Geologica Belgica: 1: 9-15. https://popups.uliege.be/1374-8505/index.php?id=1593
HB4 (2000).
 
and/or  
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