oxidized zone


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Related to oxidized zone: hypogene

oxidized zone

[′äk·sə‚dīzd ‚zōn]
(geology)
A region of mineral deposits which has been altered by oxidizing surface waters.
References in periodicals archive ?
0 mm) concretionary nodules on the fracture surface where oxidation is most intense, and as coatings on minerals in the oxidized zone.
Although mining at the Kintore Opencut has shown mimetite to be abundant in some areas of the Broken Hill oxidized zone, Broken Hill mimetite specimens have always been quite rare in collections.
Gypsum occurs sparsely in an oxidized zone in the workings of the Brick 2, as attractive white microcrystals up to 3 mm, curved at the ends, and also as crude, glassy, highly included crystals groupings up to 5 cm.
Exploration Director Jeff Rayner, The potential at Hawiah is huge as it is considered to be comparable to some large copper and copper-zinc deposits in the Arabian-Nubian Shield, with ancient gold workings in the oxidized zones at surface.
The exploration drilling program for the next 3-6 months is designed to target favourable known horizons within the north and south extensions along strike from the Sihayo resource, primarily targeting shallow oxidized zones.
His studies of the petrology and mineralogy relating to the oxidized zones of base metal and precious metal deposits will be used by geologists far into the future.