stripes
Occurrence number:
025-00-060
Country:
Brazil
Region:
Minas Gerais
Location:
Longitude: -46.23, Latitude: -18.83
Carbonatite:
No
Picritic and feldspathoidal alkali basalts occur, probably as necks; poorly known.
Age:
68±3.4 Ma by K-Ar on picrite (Hasui and Cordani, 1968).
References:
HASUI, Y. and CORDANI, U.G. 1968. Idades potassio-argonio de rochas eruptivas Mesozoica do oeste mineiro e sul de Goias. Anais Congresso Brasileiro de Geologia, 22: 139-43.
ULBRICH, H.H.G.J. and GOMES, C.B. 1981. Alkaline rocks from continental Brazil. Earth Science Reviews, 17: 135-54
Location: