{"version":"1.0","type":"link","title":"Sial - Newikis","description":"In geology, sial is an antiquated blended term for the composition of the upper layer of Earth's crust, namely rocks rich in aluminium silicate minerals. It is sometimes equated with the continental crust because it is absent in the wide oceanic basins, but 'sial' is a geochemical term rather than…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://upload.wikimedia.org/wikipedia/commons/3/3c/Precambrian_Granite_St_Francis_Mountains_Missouri.jpg","thumbnail_width":400,"thumbnail_height":362}