Some mineral gems
Crossword Clue

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AnswerCrossword Clue
BERYLSSome mineral gems
spinelmineral of this group, essentially magnesium aluminate, MgAl2O4, some varieties being used as gems
spinellemineral of this group, essentially magnesium aluminate, MgAl2O4, some varieties being used as gems
berylsmineral, varieties of which are the gems emerald and aquamarine
berylmineral, varieties of which are the gems emerald and aquamarine
berylinemineral, varieties of which are the gems emerald and aquamarine
spodumenemineral, lithium aluminum silicate, LiAlSi2O6, occurring in prismatic crystals, transparent varieties being used as gems
corundumcommon mineral, aluminum oxide, Al2O3, notable for its hardness: transparent varieties, as sapphire and ruby, are used as gems, other varieties as abrasives: often made synthetically
corundumscommon mineral, aluminum oxide, Al2O3, notable for its hardness: transparent varieties, as sapphire and ruby, are used as gems, other varieties as abrasives: often made synthetically
beryla mineral consisting of a silicate of beryllium and aluminum of great hardness that occurs in colorless hexagonal prisms when pure and in various colors (as green, blue, yellow, or pink) when not pure, that is valued as a source of gems, and that is the principal source of beryllium