Alkaline Rocks and Carbonatites of the World

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

Kyzyl-Char

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Occurrence number: 
084-00-033
Country: 
Kazakhstan
Location: 
Longitude: 81.3, Latitude: 49.4
Carbonatite: 
No

This is a dyke-like intrusion of riebeckite granite some 2 km in length lying along the northern margin of the Kandygataiskii granite massif. The Kyzyl-Char granite consists of 55-60% alkali feldspar, 25-30% quartz, 5-7% riebeckite and 2-3% biotite. There are also several dykes of riebeckite granite porphyry lying northeast of this locality.

Age: 
Geological evidence suggests a late Palaeozoic age.
References: 

NOKOLSKII, A.P. and SOKRATOV, G.I. 1965. Geological map of the USSR. M-44-XXIII. 1:200,000. Explanatory Notes. 45-6. Gosgeoltekhizdat, Moscow.

Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith