Geology
Definitions and images to illustrate geological terms, links to images and website articles
9/30/2006
P
▪
paraconformity
▪
pegmatite dike
▪
peridotite
▪
phacoliths
▪
phaneritic texture
▪
phenocryst
▪
phyllitic texture
▪
plunge
,
plunge direction
(
fold
) ▪
pluton
,
plutonic
▪
porphyritic texture
▪
porphyry
▪
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