sulphidicadj.
Chem.
Of or containing sulphides.
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sulphide1893
sulphidic1929
1929 H. Schneiderhöhn in P. A. Wagner Platinum Deposits & Mines S. Afr. xvii. 208 (heading) The sulphidic ore minerals of the felspathic Harzburgite and Merensky ‘reef’.
1959 Times 23 Sept. 19/6 Sulphidic minerals, mainly pyrites.
1978 Metals (Shell Internat. Petroleum Co.) 4 Rich sulphidic ores, such as those in the massive copper belt of Zambia/Zaire.., have been recovered by underground mining for many years.
This entry has not yet been fully updated (first published 1986; most recently modified version published online November 2010).
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adj.1929- outdoer
- outdoers
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- outdoor
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