| Answer | Crossword Clue |
|---|---|
| riebeckites | RIEBECKITE, a monoclinic amphibole, a silicate of sodium and iron |
| riebeckite | a monoclinic amphibole, a silicate of sodium and iron |
| jaditic | a usually green monoclinic mineral of the pyroxene group that is a silicate of sodium and aluminum and is a jade |
| jadeite | a usually green monoclinic mineral of the pyroxene group that is a silicate of sodium and aluminum and is a jade |
| hornblendes | A dark brown, black, or green mineral of the amphibole group consisting of a hydroxyl alumino-silicate of calcium, magnesium, and iron, occurring in many igneous and metamorphic rocks |
| crocidolite | A fibrous blue or green mineral consisting of a silicate of iron and sodium |
