Microfine Minerals and Chemicals
of Mica Works Raynesway, Derby DE2 , specialist in mineral-based products. [1]
1988 Bunzl sold its mineral subsidiaries, Microfine Minerals and Chemicals and Dupre Vermiculite to Fergusson Wild and Co[2]
1992 "manufacturers of specialised mineral fillers" [3]
1999 ".... acquired by Microfine and the production of mica for a wide range of industrial applications including the manufacture of surface by Chris Ward coatings, plastics building products and fire protection material remains a significant part of the Microfine business.... "[4]