An orthorhombic form of olivine produced under very high pressure (noun)
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Use "wadsleyite" in a sentence
"Recent research of the minerals found in the upper mantle of the earth has revealed that a mineral called wadsleyite holds 3% water by weight."
"A mineral called wadsleyite, holds about 3% water by weight."
"And the estimated amount of wadsleyite that exists, the water contained in it works out to be about 30 of our oceans. 30 oceans worth of water is more than enough to flood the earth to the highest mountain."