![]() |
![]() |
#9 |
Member
Join Date: May 2014
Location: Rhineland
Posts: 375
|
![]()
Thanks for the replies! Will do research in those directions.
Sadly no provenance. Got it from an estate. I am quite sure it is some gypsum like stone. For volcanic tuff it appears to be not porous enough... Cheerio Andreas |
![]() |
![]() |
|
|