Crossword Clue:

a black or brown green mineral

AnswerCrossword Clue
HORNBLENDEGreen to black mineral
EYEDWord with "blue," "green" or "brown"
IRISIt's usually blue, green or brown
EYEDWord after blue, green or brown
IRISIt might be blue, green or brown
IRISIt may be blue, brown or green