Alkaline Rocks and Carbonatites of the World

Setup during HiTech AlkCarb: an online database of alkaline rock and carbonatite occurrences

Wia

stripes

Occurrence number: 
155-00-097
Country: 
Sudan
Location: 
Longitude: 31.07, Latitude: 4.83
Carbonatite: 
No

A 4x2.5 km oval intrusion was mapped as granite by Hunting Geology and Geophysics (1980, Plate 1) and is shown by Andrew et al. (1955) as a riebeckite granite, but no petrographical details are available.

References: 

ANDREW, G., AUDEN, J.B. and WRIGHT, E.P. 1955. Geological map of the southern Sudan. 1:2,000,000. Geological Survey of Sudan, Khartoum. HUNTING GEOLOGY AND GEOPHYSICS LIMITED, 1980. Mineral exploration of the Juba area. Unpublished Report, Democratic Republic of Sudan, Southern Regional Government, Regional Ministry of Finance, Industry and Economic Planning. 56 pp.

Map: 
Fig. 3_293 Distribution of occurrences 155-00-092 - 155-00-102 in southern Sudan (based principally on various maps in Hunting Geology and Geophysics, 1980).
Location: 
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith