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由于国内建设需要和出口换汇率高等原因,饰面石材是一种应该积极而稳妥地开发的资源。饰面石材主要有商品名称为大理石的碳酸盐岩和商品名称为花岗石的硅酸盐岩两种。我国过去对大理石的开发和资源地质工作做得较多,对花岗石则注意不够。由于意大利从事大理石生产历史悠久,在加工工艺上有相当经验,产品有信誉,国际大理石板材市场为之垄断,所以对大理石而言,除出口优质品种如汉白玉、石棉白等的荒料经济上较为合算外,其他产
Facing stone is a resource that should be actively and steadily developed due to the needs of domestic construction and the high exchange rate of exports. Finished stone mainly commodity name marble carbonate and granite trade name silicate two. In the past, China did more to marble development and resource geology work, while not enough attention to granite. Due to the long history of marble production in Italy, considerable experience in processing technology and reputable products, the international marble sheet market has a monopoly on it. Therefore, in terms of marble, in addition to exporting high-quality varieties such as white marble and asbestos, Cost-effective, other products