irreducible 发表于 2025-3-25 03:19:00
An Evaluation of Reconnaissance and Follow-up Geochemical Surveys to Delineate Favourable Areas for d by a detailed follow-up geochemical exploration strategy which led to the discovery of previously unknown granite-hosted tin mineralization..In the Canadian Cordillera of northern British Columbia and adjacent Yukon, stream water and sediments were sampled at a regional scale as part of the Uraniuarterioles 发表于 2025-3-25 10:55:26
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The Andean Batholith and the Southeast Asian Tin-Belt Granites Comparedhe primary level is that of the pluton which may be internally zoned by pulses and surges of related magma. Chains of plutons of identical lithology, which have consistent intrusive relationships to other members of the batholith, are referred to as super-units. The batholithic segment consists of a数量 发表于 2025-3-26 01:24:03
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Reconstruction from Projections,oration companies..The exploration procedures for such tin deposits are rather different from the ones utilized for other mineral deposits; although they are still tentatively known they are developing fast..The paper briefly reviews exploration targets, field techniques and costs in the search for