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What is jade? Metamorphic rock

By |2018-04-21T12:09:20+00:00June 26th, 2017|History|

What is jade? Jade rock from Alaska Jadeite and nephrite Jade is really two kinds of metamorphic rock, jadeite and nephrite, that look pretty much exactly the same. Scientists can tell them apart using chemical tests and x-rays. Like quartz, both jadeite and nephrite are chains of silicon and oxygen atoms. Why is [...]