These two adjacent bodies, of about 4 km2 and 2 km2, are both stock-like in form and both are composed of albite-riebeckite granites of a range of grain sizes.
ERMOLOV, P.V., VLADIMIROV, A.G. and TIKHOMIROVA, N.I. 1988. The petrology of silica oversaturated agpaitic alkaline rocks. Nauka, Novosibirsk. 86 pp.