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| Statut : Advanced discovery |
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| Risques / Pays : Tres bas |
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The Hardshell property is located about 80 kilometres southeast of Tucson, Arizona, approximately 13 kilometres north of the U.S. border with Mexico. The property is 100% owned by Arizona Minerals Inc., which is 80% owned by Wildcat Silver.
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The Hardshell deposit was discovered in 1879. Production from this and neighbouring workings was carried out between 1896 and 1964 and amounted to about 32,000 tonnes with an average grade of about 250 grams per tonne of silver.
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The Hardshell deposit is contained within a series of Cretaceous ash flow tuffs and breccias that were deposited upon gently north-dipping Permian-age Concha Formation limestone, and Scherrer Formation dolomite and sandstone. The deposit is located i Plus...
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