Projeto diatomito.
Contributors: Ceará (Brazil : State). Secretaria de Indústria e Comércio.; Companhia Cearense de Mineração.
Publisher: Governo do Estado do Ceará, Secretaria de Indústria e Comércio; Companhia Cearense de Mineração
Published: 1986
Place of publication: Fortaleza
Language: por
Number of pages: 68
Subjects: Diatomaceous earth -- Brazil -- Ceará (State)
Notes: Bibliography: leaves 67-68.