No.9679 A compact granular cryptocrystalline mineral of a dull grayish or greenish white color. It is a hydrous alkaline silicate, and is derived from the alteration of other minerals, as iolite.
| ⭕️ |
[[ AnswerCalc[0] ]] % |
A |
[[ AnswerCalc[1] ]] |
💾
✔️
![]() |
[[ d.CommentTxt ]] |