Daily Archives: September 28, 2017

International Date Line: Line of Demarcation

Posted on September 28, 2017 by

The International Date Line (IDL) is an imaginary line on Earth’s surface defining the boundary between one day and the next. The International Date Line (IDL) on the map. The International Date Line is located halfway around the world from … Continue reading →

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Migmatite : A Mixed Rock

Posted on September 28, 2017 by

  Migmatite is a rock that is a mixture of metamorphic rock and igneous rock. It is created when a metamorphic rock such as gneiss partially melts, and then that melt recrystallizes into an igneous rock, creating a mixture of the unmelted metamorphic part with the recrystallized igneous … Continue reading →

Posted in Class Notes, earth, Physical geography, rocks | 1 Comment