old building used for the coal mining industry at svalbard. landscape of glacial moraine rocks in longyear valley

building chert clouds cloudy coal cold day energy fossil geological geology glacier gorge gravel gruvefjellet historic industry interesting landscape limestone logs longyear longyearbyen longyeardalen minerals mining moraine mountain nobody norway old outdoors ravine recreation remains rock rocky sandstone sedimentary sediments settlement spitsbergen stones svalbard tundra valley wilderness