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Brasil, Departamento Nacional da Produção Mineral. Principais depósitos minerais do Brasil. Volume IV. Rochas e minerais industriais. Parte A, Brasília 1992, Partes B e C, Brasília 1997.Carr, D.D. ed.Industrial minerals and rocks, 6th ed. Amerian Society of Mining and Metallurgy Engineers, SME, Littleton, Colorado, 1994.Harben, P.W. The industrial minerals handybook, 3rd ed. A guide to markets, specifictions and prices. Industrial Minerals Information Ltd., Surrey, UK, 1999.Harben, P.W. & Kuzvart, M. Industrial minerals - A global geology. Industrial Minerals Information Ltd, London 1997.Industrial Minerals (revista mensal), Industrial Minerals Information, ltd., London. |