Alkaline Rocks and Carbonatites of the World

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

Dalbykha-North

stripes

Occurrence number: 
136-14-022
Country: 
Russia
Region: 
Dalbykha group of intrusions
Location: 
Longitude: 102, Latitude: 70.33
Carbonatite: 
No

This is a stock-like body with an area of 0.2x0.25 km which is located 1.5 km north of Dalbykha. It is almost completely composed of melanephelinite. There are cross-cutting veins of ijolite which comprise 70-80% clinopyroxene, up to 5% of olivine and minor titanomagnetite, phlogopite, apatite, titanite and perovskite.

References: 

EGOROV, L.S. 1969. The melilite rocks of the Maimecha-Kotui province. Nedra, Leningrad. 247 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