斑岩 bānyán porphyry

灰岩 huīyán limestones

基岩 jīyán bedrock

砾岩 lìyán conglomerate

攀岩 pānyán rock-climbing

砂岩 shāyán sandstone

岩浆 yánjiāng lava; magma; magmatic

岩溶 yánróng karst

岩石 yánshí petrology; rock

岩性 yánxìng lithological; lithology

页岩 yèyán shale

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