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2 answers

On the ground. For a lot of real information click below.

http://www.utexas.edu/tmm/npl/mineralogy/Mineral_Genesis/IgneousProcessesVolcanism.htm

2006-11-30 12:42:23 · answer #1 · answered by gone 7 · 0 0

if UP is near your area.... try to go to UP-Diliman.. then go to the Philippine Geologic Center....... you can see it there... or you can ask information which part of the country has big concentration of Basalt Rocks.... good luck

2006-11-27 07:28:21 · answer #2 · answered by bugi 6 · 0 0

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