moremineralsormineraloids

navigate by keyword : been civilization combination common earths essential examplegranite has have history human humankind layer made metals minerals mineralsquartzfeldsparandbiotite moremineralsormineraloids natural one outer rock rockorstoneis rockrock rocks solid solidaggregateof substance thelithosphere throughout used

Rock Royalty Free Stock Photo
Rock Royalty Free Stock Photo
Rock Royalty Free Stock Photo
   
   
   
   
Rock
   
   
   
   
   
   
   
Rock or stone is a natural substance, a solid aggregate of one or more minerals or mineraloids. For example, granite, a common rock, is a combination of the minerals quartz, feldspar and biotite. The Earth& x27;s outer solid layer, the lithosphere, is made of rock. Rock has been used by humankind throughout history. The minerals and metals in rocks have been essential to human civilization.


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