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Hydrothermal acid alteration in the Bacon-Manito Geothermal Area, Philippines.
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Chemical characteristics and plant availability of a range of phosphate rocks.
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Chemical signatures of acidic fluids in some Bacon-Manito production wells, Philippines.
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The margins of the Tongonan geothermal field, Philippines.
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Petrology and geochemistry of volcanic rocks from the Pocdol Mountains Bicol Arc (Philippines).
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A study of the mineral and rock chemistry of Labo volcanics Del Gallego (Mt Labo) geothermal area, Southern Luzon, Philippines