Alkaline Rocks and Carbonatites of the World

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

Manda

stripes

Occurrence number: 
121-00-027
Country: 
Niger
Location: 
Longitude: 0.38, Latitude: 14.33
Carbonatite: 
No

An oval-shaped, 2x1 km granite, 15 km southwest of the village of Manda, is shown on the 1:200,000 geological map of the 'Occidental' area of Niger (Machens, 1967). The key indicates the granite to be porphyritic with aegirine and amphibole.

References: 

MACHENS, E. 1967. Notice explicative sur la Carte Geologique du Niger Occidental à l'échelle du 1/200 000. Direction des Mines et de la Geologie, Republique du Niger, 1-36.

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