Torthaí cuardaigh - Bureau of Mines
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1
Bibliography on Philippine geology, mining and mineral resources, 1953-1965
Foilsithe / Cruthaithe 1971LEABHAR -
2
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3
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4
Geology of some alpine-type chromite deposits in the Philippines
Foilsithe / Cruthaithe 1978LEABHAR -
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6
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7
Preliminary beneficiation of Philippine gypsum and some economic considerations
Foilsithe / Cruthaithe 1961LEABHAR -
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9
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10