From Webster抯 Second Edition:
dī"峰ph浞nė磇穞y, n. [Greek diapheia, transparency, from diaphanes, transparent; dia-, through, and phainein, to show.] the quality of being transparent.
Diaphaniety
MINERAL COUNT
Nearly opaque
4
Opaque
897
Opaque to subtranslucent
6
Opaque to translucent
12
Semitranslucent
1
Subopaque
15
Subopaque to Opaque
2
Subtranslucent
17
Subtranslucent to Opaque
65
Subtranslucent to translucent to opaque
Subtransparent
Subtransparent to Opaque
8
Subtransparent to subtranslucent
7
Subtransparent to translucent
14
Subtransparent to translucent to opaque
Translucent
362
Translucent to Opaque
144
Translucent to Subopaque
23
Translucent to Subtranslucent
Translucent to subtranslucent
33
Translucent to subtranslucent to opaque
Translucent to transparent
29
Transparent
923
Transparent to Dull
Transparent to Opaque
28
Transparent to Semiopaque
Transparent to Subopaque
21
Transparent to Subtranslucent
36
Transparent to Subtransparent to translucent
13
Transparent to Translucent
801
Transparent to translucent to opaque
Transparent to translucent to subtranslucent
Example Subject Searches
Example: "transparent*" finds all minerals that are transparent