Paragraph 6 I1

The material in Group 3 comprises only—

(a)

moulding sands, including used foundry sand;

(b)

clays, including moulding clays and clay absorbents (including Fuller's earth and bentonite);

(c)

mineral absorbents;

(d)

man-made mineral fibres, including glass fibres;

(e)

silica;

(f)

mica;

(g)

mineral abrasives.

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