基本上有两种，用外行话说就是青石棉和白石棉。There are basically two types called, in layman's terms, blue and white asbestos.三种最主要的品种是温石棉, 青石棉和铁石棉.The three most important varieties are chrysotile, crocidolite and amosite.强度按青石棉,温石棉, 铁石棉...

“青石棉”的英语可以翻译为：crocidolite，krocodylite ...