argentiferous


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Words related to argentiferous

containing or yielding silver

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Bournonite, native antimony and argentiferous tetrahedrite are common as microscopic inclusions in galena.
Barren" mine water from the lower levels of the mine which contains low copper values is used to leach the stockpiles of argentiferous pyrite.
About 10,000 tons of slightly argentiferous lead concentrate were produced.
Mineralogical and metallurgical studies of the Cove ore showed that a significant amount of silver in the pyrite concentrate is associated with argentiferous galena in the ore.
The intercept consists of massive argentiferous galena and sphalerite with minor patches of unmineralized wallrocks similar to the high grade mineralization currently being mined.
The San Carlos replacement deposit of argentiferous galena, mined briefly in the late 19th century and again from ca.
Copper and lead-zinc ores, at times argentiferous, have been mined on a small scale (a few thousand mt high-grade ore) in Uige province.
Silver mineralization occurs largely as argentiferous galena within the matrix of a rhyolite breccia with very favorable metallurgical characteristics.
The San Carlos replacement deposit of argentiferous galena and secondary minerals was exploited through the Apex mine in the late 1800s and again from around 1930 to 1952.
Among the base-metal sulphides, argentiferous galena is by far the most common, though sphalerite (ZnS) and the various sulphides of copper can contain silver.
Drilling is continuing on other exploration targets in the area, and a recent drill hole five kilometres away intersected an argentiferous silicified zone close to surface with a grade of 230 grams of silver per tonne over 32.
Argentiferous galena has been mined from near-surface vein exposures in the Tafilalt district for centuries, but now the emphasis is on specimens, and these typically hefty barite crystal groups are being taken out by a local specimen-mining cooperative.
Geologically, argentiferous quartz, rhodonite-quartz and adular-quartz veins occur in Cretaceous andesite volcanics.
Meanwhile the silver of Novo Brdo and Rudnik, extracted from argentiferous lead ores, was used for coinage by successive despots: the first Serbian silver dinars were made at these mines.
He offered for sale a boxed collection of 12 specimens of Arizona Territory minerals (fluorite, native gold, chalcocite, malachite, chalcopyrite, smoky quartz, native copper, petrified wood, azurite crystals, cuprite, argentiferous galena, and "argentiferous quartz") for 50 cents.