porphyry

As nouns the difference between porphyry and porphyrite

is that porphyry is (geology) a hard igneous rock consisting of large crystals in a fine-grained matrix while porphyrite is (mineralogy) a rock with a porphyritic structure.

As nouns the difference between porphyry and phenocryst

is that porphyry is a hard igneous rock consisting of large crystals in a fine-grained matrix while phenocryst is any relatively large crystal embedded in a more fine-grained or glassy igneous rock.

is likely misspelled.

has no English definition.

As a noun porphyry

is a hard igneous rock consisting of large crystals in a fine-grained matrix.

As nouns the difference between porphyre and porphyry

is that porphyre is obsolete form of porphyry while porphyry is a hard igneous rock consisting of large crystals in a fine-grained matrix.

As a noun porphyry

is a hard igneous rock consisting of large crystals in a fine-grained matrix.

As an adverb porphyrically is

in a porphyric way; pertaining to porphyry.

As a noun porphyry

is (geology) a hard igneous rock consisting of large crystals in a fine-grained matrix.

As an adjective porphyric is

pertaining to porphyry.