Alkaline Rocks and Carbonatites of the World

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

Cape Orlova

stripes

Occurrence number: 
136-16-008
Country: 
Russia
Region: 
Primorye
Location: 
Longitude: 134.5, Latitude: 43.47
Carbonatite: 
No

Two dome-like outcrops, respectively 1 km and 300 m in diameter, some 300 m apart, are formed by peralkaline granites which are cut by veins and dykes of peralkaline granite, granite porphyry and granite pegmatite. The peralkaline granites are formed of microperthite, quartz and riebeckite; albite and biotite are present in small amounts. Accessories include zircon, aenigmatite, astrophyllite, fluorite, garnet and magnetite.

References: 

KOTLYUR, S.G. 1968. North-east and Far East. In Yu.I. Polovinkina (ed) Geological structures of the USSR. 3 Magmatism. Nedra, Moscow. 640 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