(口訣: ... ,摩氏硬度表:1滑石(Talc)2石膏(Gypsum)3方解石(Calcite)4螢石(Fluorite)5磷灰石(Apatite)6正長石(Orthoclase)7石英(Quartz)8黃玉(Topaz)9剛玉(Corundum)10 .
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