volcanic glass meaning in Chinese
【矿物】火山玻璃，黑耀石。
Examples
- Piece of black , volcanic glass
一块黑色的火山玻璃。 - A usually black or banded , hard volcanic glass that displays shiny , curved surfaces when fractured and is formed by rapid cooling of lava
黑曜岩火山玻璃，一般为黑色，带状，摔碎时色泽光亮，表面变曲，由火山熔岩迅速凝而成 - Placer abnormal of volcanic lithoclast at longjingjie in kaili of guizhou locates in regional shidongkou deep and major fault nearby , abnormal materials that are obsidian lithoclast and volcanic glass
贵州凯里龙井街火山岩屑重砂异常位于区域性施洞口深大断裂近旁，异常物质为黑曜岩屑及火山玻璃。 - Perlite is lava of acid volcanic glass ; there is certain combo water in it . can be swselled in high temperature , it is a main ore source to make adiabatic materials with high quality and super light
珍珠岩是酸性火山玻璃质熔岩，其中含有一定量的结合水，在高温下迅速膨胀，是制作优质超轻绝热材料的主要矿石资源。