Alkaline Rocks and Carbonatites of the World

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

Unnamed

stripes

Occurrence number: 
152-00-004
Country: 
South Sudan
Location: 
Longitude: 31.45, Latitude: 5.4
Carbonatite: 
No

An unnamed 1x2 km intrusion lying 27 km north of Lado (No. 152-00-096) is shown as syenite on the 1:2,000,000 geological map accompanying Vail (1978), and was mapped as syenite by Hunting Geology and Geophysics Limited (1980, Plate 1). No petrographical details are available but it is likely to be alkaline.

References: 

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 Unpublished Report, Democratic Republic of Sudan, Southern Regional Government, Regional Ministry of Finance, Industry and Economic Planning. 56 pp.VAIL. J.R. 1978. Outline of the geology and mineral deposits of the Democratic Republic of the Sudan and adjacent areas. Overseas Geology and Mineral Resources, Institute of Geological Sciences, 49: 1-66.

Map: 
Fig. 3_293 Distribution of occurrences 152-00-001 - 152-00-011 in South 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