Type of Opal Aka Liver Opal
This page is the CodyCross answer for the clue below from Professions, Group 1523, Puzzle 4 (Astronauts).
Question is: Type of Opal Aka Liver Opal
and the answer is: MENILITE
Word Meaning:
MENILITE — (mineralogy) A greyish-brown form of opal.
Definitions from Wiktionary.