stripes
Occurrence number:
025-00-064
Country:
Brazil
Region:
Minas Gerais
Location:
Longitude: -46.08, Latitude: -19.67
Carbonatite:
No
Serra do Bueno consists of a series of small necks and dykes intruding low grade schists. The rocks are 'alkali olivine basalts', containing perovskite and zeolite.
Age:
45 Ma (Hasui, unpublished; quoted in Ulbrich and Gomes, 1981).
References:
BARBOSA, O., BRAUN, O.P.G., DYER, R.C. and CUNHA, C.A.B.R. da, 1970. Geologia da regiao do triangulo Mineiro. Boletim, Departamento Nacional de Producao Mineral. Divisao de Fomento da Producao Mineral. Rio de Janeiro, 136: 1-140.
ULBRICH, H.H.G.J. and GOMES, C.B. 1981. Alkaline rocks from continental Brazil. Earth Science Reviews, 17: 135-54
Location: