商业类搜索引擎及目录索引

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采矿与钻探 Mining and Drilling：

InfoMine - Worldwide mining portal. Lists mining companies, suppliers, and mineral properties, searchable by a range of corporate, exploration and production parameters. Also provides news and information concerning all aspects of mining and mineral exploration.

International Quarry Network - Searchable database of quarrying web sites. Includes a searchable experts database, a newsdesk for press releases and new product announcements, and a discussion forum.

MineMarket.com - Mineral property, claim listing, and mining prospect registry providing a medium through which prospectors, exploration companies and major mining corporations can evaluate and market mineral properties worldwide.

Mining India - Directory of Indian mining resources.

MiningUSA.com - Mining industry directory.

Quarry World - Directory of aggregates producers and related businesses.