(Table 1) Rock groups of volcanic basement from ODP Hole 125-786B, Izu forearc region, Philippine Sea
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Type A: aphyric or porphyritic texture, the latter contains less than 10% of phenocrysts.Type B: more porphyritic than the Type A rocks and contain 10-30% of phenocrysts
创建时间:
2007-01-01



