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Summary
Fundación Centro Tecnológico de la Pizarra’s report into the ’Technical properties of Bambui Slate from the State of Minas Gerais (Brazil) to ascertain its compliance with the Standard EN12326’ Picture taken from summary report produced by Galician and Spanish Slate Association http://www.spanishslateuk.com/quality.asp Permsission for creative commons Attirbution sought and given