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2 years ago

Eric Walker added Limonite - Wikipedia to Limonite

2 years ago

Eric Walker added Collections: Iron, How Did They Make It? Part I, Mining – A Collection of Unmitigated Pedantry to a number of topics

2 years ago

Eric Walker added Siderite, Limonite and Bog iron and Collections: Iron, How Did They Make It? Part I, Mining – A Collection of Unmitigated Pedantry and China's reliance on Australian iron ore is a 'strategic weakness' for Xi Jinping, expert says - ABC News to Iron ores, and added Iron ores to Mines and mining and Iron

2 years ago

Eric Walker added Collections: Iron, How Did They Make It? Part I, Mining – A Collection of Unmitigated Pedantry and Limonite - Wikipedia to Limonite, and added Limonite to Iron ores

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