GRD047FS0
MIN 63
Basalt
Unknown
None
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1
Camp Elliott
Altered basalt
Altered basalt. Plagioclase, very highly altered in random and radiating lathes 1-2mm long. Remnants of birefringent something, probably olivine, cpx, serp present. Opaques, blocky, (mt) sericite is all that is left of most plag.
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Mindanao
Philippines
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Latitude: 6.67°
Longitude: 126.16°