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magnesite
magnesium
magnesium carbonate
magnesium chloride
magnesium hydroxide
magnesium oxide
magnesium sulfate
magnet
magnet school
magnetar
magnetic
magnetic bottle
magnetic bubble
magnetic compass
magnetic declination
magnetic dip
magnetic disk
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magma chamber
mag·ma cham·ber (plural mag·ma cham·bers)


noun 
Definition:
 
magma-filled cavity under volcano: an underground cavity that contains magma, often located below a volcano
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