porphyritic rock   (TTS Sound)

The porphyritic_rock has 1 Senses.

• porphyritic rock, porphyry
• 斑岩
• any igneous rock with crystals embedded in a finer groundmass of minerals
• 鉱石のより細かい石基に取り込まれた結晶を持つ火成岩のどれか