porphyry definition
porphyry means an igneous rock of any composition that contains conspicuous large mineral crystals in a fine-grained ground mass;
porphyry means an igneous, usually hard, rock with large crystals embedded in a finer groundmass of minerals.
porphyry means an igneous rock that contains conspicuous phenocrysts in fine-grained or glassy ground mass;
More Definitions of porphyry
porphyry means an igneous rock that contains conspicuous phenocrysts in fine‐grained or glassy ground mass; "ppm" means parts per million;
porphyry means an intrusive rock type which exhibits larger crystals, may be associated with low grade copper deposits. "ppb" means parts per billion.
porphyry means an intrusive rock type which exhibits larger crystals, may be associated with low grade copper deposits.
porphyry means an igneous rock that contains conspicuous phenocrysts in fine-grained or glassy ground mass; "ppm" means parts per million;
porphyry means an igneous rock of any composition containing conspicuous phenocrysts.
porphyry means an igneous rock that contains conspicuous phenocrysts in fine-grained or glassy ground mass; “PRHI” means Prime Resources Holdings Inc., a wholly-owned subsidiary of Prime Assets Ventures, Inc. (“PAVI”); “PSE” means Philippines Stock Exchange;
porphyry means any igneous rock in which relatively large, conspicuous crystals (called phenocrysts) are set in a fine-grained groundmass;