| Answer | Crossword Clue |
|---|---|
| garnierite | A bright green amorphous mineral consisting of a hydrated silicate of nickel and magnesium |
| serpentines | A dark green mineral consisting of hydrated magnesium silicate, sometimes mottled or spotted like a snake's skin |
| 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 |
| forsterite | a white, yellow, or green mineral of the olivine group consisting of magnesium silicate |
| forsterites | FORSTERITE, a white, yellow, or green mineral of the olivine group consisting of magnesium silicate |
