Rectorite is a rare new-type nonmetallic minerals resource.
累托石是一种罕见的新型非金属矿产资源。
The tuff is a kind of predictable and new - type nonmetallic minerals resource.
凝灰岩是一种可预见的新型非金属矿产资源。
The paper has analyzed the present situation of local mineral resources and put up the nonmetallic minerals as superiority resources in the area.
本文通过对本市矿产资源基本状况的分析，指出了资源的优势为非金属矿产。
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