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Crossword clue: a green mineral of the amphibole group; calcium magnesium iron silicate

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

Possible answers

actinolite 10 letters wn-def

a green mineral of the amphibole group; calcium magnesium iron silicate

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Similar clues

a green to black mineral of the amphibole group; consists of silicates of calcium and sodium and magnesium and iron 73% similar → hornblende
a dark brown mineral of the amphibole group; magnesium iron silicate 60% similar → anthophyllite
a white or pale green mineral (calcium magnesium silicate) of the amphibole group used as a form of asbestos 54% similar → tremolite

Related clues

A bright green variety of amphibole occurring usually in fibrous or columnar masses.