1, basalt stone, blue stone tile 2, own basalt quarry 3, CE certificate 4, rich experience ... high reputation of basalt products, basalt tube, bsalt slate, basalt tile, suppier. we constantly export basalt to Australia, UAE, Canada etc ... . 2, baslat tile, cut to size: 300x600, 600x600, thickness: 10mm, 15mm, 20mm. 3 ...