1 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2015-08-10 16:46:16
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2 | Add to Reading ListSource URL: www.goldtrail.sfobc.comLanguage: English - Date: 2016-02-25 09:33:40
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3 | Add to Reading ListSource URL: minerals.usgs.govLanguage: English - Date: 2016-02-01 13:35:51
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4 | Add to Reading ListSource URL: www.recycle-steel.orgLanguage: English - Date: 2012-12-12 10:51:25
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5 | Add to Reading ListSource URL: www.cs.rpi.eduLanguage: English - Date: 2011-11-03 14:24:31
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6 | Add to Reading ListSource URL: www.svut.chLanguage: English - Date: 2013-11-11 03:59:35
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7 | Add to Reading ListSource URL: www.recyclinglives.comLanguage: English - Date: 2015-09-14 11:26:36
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8 | Add to Reading ListSource URL: www.worldsteel.orgLanguage: English |
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9 | Add to Reading ListSource URL: www.recyclenewmexico.comLanguage: English - Date: 2014-04-23 14:37:06
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10 | Add to Reading ListSource URL: www.recyclinglives.comLanguage: English - Date: 2016-02-03 04:12:57
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