Characteristic mineral features of the copper-zinc pyrite in Qibaoshan Deposit are described, particularly the oxy-alteration action the ore was subjected to in the formation of the ore body.

本文介绍了七宝山铜-锌-黄铁矿的主要特性，其中重点介绍了矿石在矿体中所经受的氧化蚀变作用。

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In the second part (including chapter 2 and chapter 3), Chu-state's copper-mining tech and iron-smelting tech are particularly studied and analyzed respectively.

在第二部分中(包括第二章和第三章)，分别对楚国的炼铜技术和冶铁技术作了较为详尽的研究和分析。

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The cooling off in China particularly has taken copper prices down some 23% since the start of 2011, again, a more drastic decline in commodity prices than in common stocks.

FORBES: Silver Down 30%, Gold Off 11% As Panic Hits Precious Metals

The country -- a long strip that spans the western coast of South America -- is rich in mineral resources, particularly copper.

CNN: STORY HIGHLIGHTS

The increase in the LME copper stockpile has been particularly noticeable, more than doubling from around 210, 000 ton in September to a current level of 530, 000 tons, with most of the increase coming in the past two months, lifting the stockpile close to a five-year high.

FORBES: More Trouble For Miners With The Return Of Social Metal