1. 条纹状大理石：onyx agate 缟玛瑙 | onyx marble 条纹状大理石 | onyx obsidian 缟状黑曜石
2. 条纹状大理岩：Onychotreta 洞爪贝属 | onyx marble 条纹状大理岩 | oocastic chert 空鲕状燧石
1. The marble museum was another place with products made of jade, onyx and semiprecious stones.
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noun
1. a hard compact kind of calcite
Synonym: alabaster oriental alabaster Mexican onyx