(vii)Sized iron ore, processed by mechanical
screening or crushing and screening through dry process or mechanical crushing,
screening, washing and classification through wet process.
(viii)Iron ore concentrates processed through
crushing, grinding or magnetic separation.
(ix)Agglomerated iron ore.
(x)Cut and polished minerals and rocks
including cut and polished granite.
Explanation.—For the purposes of this Schedule, “processed”, in relation
to any mineral or ore, means—
(a)dressing
through mechanical means to obtain concentrates after removal of gangue and unwanted
deleterious substances or through other means without altering the minerological
identity;
(b)pulverisation, calcination or micronisation;
(c)agglomeration from fines;
(d)cutting and polishing;
(e)washing and levigation;
(f)benefication by mechanical
crushing and screening through dry process;
(g)sizing by crushing, screening, washing and classification
through wetrocess;
(h)other upgrading
techniques such as removal of impurities through chemical treatment, refining
by gravity separation, bleaching, floatation or filtration.]
[1]Inserted by the Finance (No. 2) Act, 1991, w.e.f.
1-4-1991. Earlier the Twelfth Schedule was inserted by the Finance Act, 1982,
w.e.f. 1-4-1983 and omitted by the Finance act, 1986, w.e.f. 1-4-1987.