Crossword clue: a whitish, reddish, or yellowish, transparent or translucent mineral, allied to chabazite.

The most common answer is levyne (6 letters).

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

Possible answers

levyne 6 letters web-def

A whitish, reddish, or yellowish, transparent or translucent mineral, allied to chabazite.

levynite 8 letters web-def

A whitish, reddish, or yellowish, transparent or translucent mineral, allied to chabazite.