This is not an easy one. You're encouraged to cheat by looking stuff up. You'll need to use your own references, though. All the minerals should be in any general guide.

Click on the image and you'll be taken to the pdf version for printing. The answer key is at this link.

Mineral crossword

 

 

a1 b1 c1 d1 e1 f1 g1 h1 i1 j1 k1 l1 m1 n1 o1 p1 q1

a b c d e f g h i j k l m n o p q r s t