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1,976 questions

3,390 answers

900 comments

11,573 users

Pl identify this Rock, very hard scretch glass easily

0 votes

 

asked Sep 30, 2017 by santoshmlokhande (830 points)

1 Answer

0 votes
The bottom one I am considering to be, maybe obsidian, volcanic glass. Serpentine is a possibility
answered Sep 30, 2017 by Weasel (46,490 points)
Thanks Sir,
What is about first one, it shows some grinish shades , this is also very hard or else suggest any test on it
 


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