铸石是一种新型工业材料,我国发展铸石工业的历史比较短。在毛主席革命路线指引下,我国铸石工业从无到有,发展较快,目前,全国生产和试制铸石的单位已有三十多个,规模较大的有大连铸石厂。铸石是利用天然岩石——辉绿岩、玄武岩或某些工业废渣为主要 Cast stone is a new type of industrial material. The history of the development of the cast stone industry in China is relatively short. Under the guidance of Chairman Mao’s revolutionary route, China’s cast stone industry has grown from scratch and has developed rapidly. At present, there are more than 30 units of stone casting and trial production in the country. The larger one is the Dalian Cast Stone Factory. The cast stone is mainly made of natural rock - diabase, basalt or some industrial waste