English Dictionary

porphyry

IPA（発音記号）

/ˈpɔɹ.fɪ.ɹi/

名詞

可算名詞 不可算名詞

(geology) a hard igneous rock consisting of large crystals in a fine-grained matrix / A purple-red rock of this kind.

日本語の意味

斑岩 - 大きな結晶が細粒の基質中に含まれる硬い火成岩。特に紫赤色を呈するものを指す場合がある。

The geologist carefully sampled the outcrop of porphyry, fascinated by the contrast between its large crystals and the fine-grained groundmass.

地質学者は、粗粒の結晶が細粒の基質に配された硬い火成岩である斑岩の露頭を注意深く採取し、斑晶と基質の対比に魅了された。

意味（1）

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

意味（2）

A purple-red rock of this kind.

A quartet of porphyry warriors, locked for all time in stern embrace outside St. Mark's Basilica, were probably carved in the Fourth Century. They are believed to represent the Roman Emperor Diocletian and the three men who held power with him.

porphyries （ plural ）