Perlite
By: compiled by R. L. Langford.
Series: Mineral dossier ;; no. 21
Publisher: H.M. Stationery Off.
Published: 1979
Place of publication: London
Language: eng
Number of pages: 31
Subjects: Perlite.; Perlite -- Great Britain.
Notes: Includes bibliographical references.
At head of title: Mineral Resources Consultative Committee.