Guérinite, xls=2 mm,
Ca5H2(AsO4)4.4H2O
Duranus, Alpes-Maritimes, France
Photo E. Wenger, Coll. P. Perroud (now in NHM Geneva).
A T H E N A |
Guérinite, xls=2 mm,
Ca5H2(AsO4)4.4H2O
Duranus, Alpes-Maritimes, France
Photo E. Wenger, Coll. P. Perroud (now in NHM Geneva).