schist

来自法语 schiste,片岩，来自拉丁语 schistos lapis,分开的石头，来自 schistos,分开，词源同 schism,lapis,石头，词源同 lapidary.

schist (n.)

type of layered metamorphic rock, 1795 (earlier schistus, c. 1600), from French schiste (16c.), from Latin schistos lapis "stone that splits easily" (Pliny), from Greek skhistos "divided, separated," from skhizein "to split" (see shed (v.)). The rock splits easily in layers. Liddell & Scott say Greek skhistos lithos was "probably talc."

1. The massive sulfide contains fragments of barren and mineralized gabbro, and schist.

块状硫化物中含有矿化的和未矿化的辉长岩及片岩碎块.

2. The minerals are disseminated in the schist and hornfelsed schist near the dolerite contact.

这些矿物也浸染在靠近粗玄岩接触带的片岩和角岩片岩中.

3. The lithology of B petrofabric is schist interlated with marble , quartzite.

B岩组的岩性主要是各种片岩夹有大理岩、英岩.

4. The middle Proterozoic crystalline schist series in the Panzhihua - Xichang region has undergone progressive regional metamorphism.

攀西中元古结晶片岩系遭受了前进区域变质作用.

5. The pyroclastic rock fragments comprise quartzite, schist, gneiss, basalt , andesite, rhyolite and quartz.

火成岩的碎块成分主要为石英岩 、 岩 、 麻岩 、 武岩 、 山岩和流纹岩.