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Swiss Society of Mineralogy and Petrology http://ssmp.scnatweb.ch A MAJOR BREAKTHROUGH IN SWITZERLAND – THE GOTTHARD BASE TUNNEL On 15 October 2010, the last meter of rock separating the northern and southern parts of
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Document Date: 2011-07-25 16:40:48
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Swiss Society of Mineralogy and Petrology http://ssmp.scnatweb.ch A MAJOR BREAKTHROUGH IN SWITZERLAND – THE GOTTHARD BASE TUNNEL On 15 October 2010, the last meter of rock separating the northern and southern parts of