Alkaline Rocks and Carbonatites of the World

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

Matchinskii South

stripes

Occurrence number: 
162-00-007
Country: 
Tajikistan
Location: 
Longitude: 70.72, Latitude: 39.45
Carbonatite: 
No

Lying 8 km to the south of Matchinskii (No. 27) this is a 20 km2 intrusion composed of nepheline and peralkaline syenites which is structurally similar to Matchinskii. In the north and northeast it is cut by peralkaline granites.

Age: 
Permian.
References: 

SHINKAREV, N.F. 1966. Upper Palaeozoic magmatism of Turkestan-Alay. Leningrad University Publishers, Leningrad. 152 pp.

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