I make fake rocks & minerals at high pressures & temperatures. Admirer of carbonatites, rare earths, and geological miscellanies. At @anuearthscience. מיכאל.🐪

ID: 2888812321

linkhttps://earthsciences.anu.edu.au/people/academics/dr-michael-anenburg calendar_today03-11-2014 16:45:44