4 edition of Geology and mineral resources of the Philippine Islands, by Warren D. Smith found in the catalog.
Bibliography: p. 478-51911
|Statement||Government of the Philippine Islands|
|Publishers||Government of the Philippine Islands|
|The Physical Object|
|Pagination||xvi, 126 p. :|
|Number of Pages||41|
nodata File Size: 3MB.
Eef erences to iron deposits in the Philippines : 1903. Report on the geology of the Philippine Islands. Considerable prospecting has been done during the past year in the placer field of northern Surigao, but no extensive mining operations have yet been undertaken.
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Categories: This is a reproduction of a book published before 1923. Hosted by Google THE METALLIC MINERAL RESOURCES OF THE PHILIPPINES. There was only one derrick standing. Black sand is found everywhere in large ptantitics, and its presence might prevent the successful exploitation of a great part of the ground.
Philippine coals and their gas-producing power.
Dona Maria Fernandez, the only per- son of her race who has thus far taken sufficient interest in mining to become a mine operator.
The amount of magnesia present is equivalent to 1.