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What Countries Mine Basalt

What Countries Mine Basalt

Nov 23 2020 The main mineral constituents of basalt stone tile are feldspar gabbro and olivine. The hardness of feldspar is 6-6.5 the hardness of gabbro is 5-6 and the hardness of olivine is 6-7. Generally the Mohs hardness of basalt is between 5 and 7. The basalt stone tile is widely used for exterior – interiot decoration and construction wall.

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