òpal→enopal

Definicions

1. 1.A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO₂·nH₂O.
2. 2.A mineral consisting, like quartz, of silica, but inferior to quartz in hardness and specific gravity, of the chemical formula SiO₂·nH₂O.
3. 3.A precious gem, an iridescent gemstone found in the opal-silica mineral substrate (potch)

Traduccions

• esópalo
• fropale
• itopale
• deOpal
• ruопал