Sentit | A gemstone that is opaque. |
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Específic | corall, corall vermell | The hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and is used for jewelry |
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crisoberil | A rare hard yellow green mineral consisting of beryllium aluminate in crystal form |
diaspre, jaspi | An opaque form of quartz |
jade | A semiprecious gemstone that takes a high polish |
lapislàtzuli | An azure blue semiprecious stone |
turquesa | A blue to grey green mineral consisting of copper aluminum phosphate |
ull de gat | Any of various gems (as chrysoberyl or chalcedony) that reflect light when cut in a rounded shape |
òpal | A translucent mineral consisting of hydrated silica of variable color |
General | gemma, pedra preciosa | A crystalline rock that can be cut and polished for jewelry |
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Anglès | opaque gem |
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Espanyol | gema opaca |
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