... directly from quarry owner best characters, fine processing Black basalt Tiles1) Material: Mongolia Black from our own quarry2)Price: lower prices in ... ) Finished: honed, polished, tumbled, antique, chiselled, sandblast, flamed, bushhammered, natural split, machine cut only, rough-rubbing, pickling, picked, grooved, brushed ... A, weight Certificate, Customs Declaration sheet and so on black lava stone