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mineral study giude

Talc a very soft mineral that silicate of magnesium has a soapy feel and is used especially. is making talcum powder.
gyspum a soft white or gray mineral
calcite white or colorless crystal mineral
fieldspar a abundant rock
quartz hard white mineral
topaz a precious stone, typically colorless
cordulm extremely hard
diamond hardest minerals
apatite a widely occurring pale green to purple mineral
Minerals rocks soft to hard
minerals solutions ;
proprieties of mineral
hardness scale
Created by: 1958267088