quartz, definition of

A hexagonally latticed silicon dioxide mineral. A chief component of sand and therefore sandstone. It is the second most abundant mineral after feldspar and is common in continental crust but rarer in oceanic crust.

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• Foster + Partners Apple Park Visitor Center opens to the public
  Apple fans and architecture buffs can now sneak a peek at Apple’s massive spaceship campus at the new Apple Park Visitor Center, opened Friday. As with all the campus buildings and the new Apple stores, Foster + Partners led the design effort at the...
• Teslas highly-anticipated solar roofs go up for pre-order today
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• Revolutionary “Superman” Memory Crystals Can Store Data Virtually Forever
  Quartz Crystal photo from Shutterstock While most of us are just getting used to the idea of 3D printing, scientists are already working on technological marvels that operate two dimensions deeper...