155
Chrome alum crystal within a case
Description
Chrome alum crystal within a case
W. 21 - D. 15 - H. 27,5 Cm
A beautiful purple octahedron in the shape of a double pyramid. This cristallisation is made in the lab through the evaporation of alum and chrome.
Live auction 575
Mirabilia Naturalia
tue 22 February 2022
Milan
SINGLE SESSION 22/02/2022 Hours 15:00