Controls of ore deposition for the Larap mineral deposits, Camarines Norte, Philippines af Frost, John Elliot

Mineral facts and problems 1965

Eighteenth century Philippine economy mining af Diaz-Trechuelo, Maria Lourdes

Få fuldtekst

Brief information on the acquisition of mining rights over minerals and mineral lands under Com. Act no. 137, as amended, other than coal and coal and petroleum which are covered b...

Mining developments in Asia and the Far East 1963

The mineral resources of Africa af De Kun, Nicolas 1923-

Mining developments in Asia and the Far East.

Mineral facts and problems.

Submarine geology and geophysics proceedings of the seventeenth symposium of the Colston Research Society, held in the University of Bristol, April 5th-9th, 1965 af Whittard, W. F. (Walter Frederick) 1902-1966

The geology and mineral resources of Dent Peninsula, Sabah af Haile, Neville Seymour