Translucent and/or opaque
Opaque
The visibility of celestial bodies in the sky.
It does make the windows more tinted and it is not crystal clear glass.
like how good u can see though it. luster:waxy hardness:7 very colors of purple blue black gray tan white
Reading your question is the first time I've heard the suggestion that they're disappearing, and I'm very skeptical. If they are, then it can only be the result of decreasaing transparency of the atmosphere. A shorter way to say that is 'Air Pollution'.
Translucent and/or opaque
Augite has a nonmetallic luster.
Augite can be found when like you find it.
When was augite first used
Do it right, choose Augite!
Augite is used for ceramics. I couldn't find anything else than that...
augite is mined (found) in Italian volcanoes of vesuvious, stromboni, etna, and lazio
?
Yes.
pick
nothing
augite