A report on beneficiation tests of Feremu vermiculite
By: by Lauri Heikkilä.
Publisher: Dept. of Mines, Mineral Processing Laboratory
Published: 1991
Place of publication: Lilongwe
Language: eng
Subjects: Vermiculite -- Malawi.; Ore-dressing.
Notes: Includes bibliographical references (leaf 5).
"December 1991."