Good aurichalcites are among the rarer specimens in mineral collections. The peculiar feathery habit of crystallization makes the mineral difficult to handle and difficult to preserve even after being collected.
Proceedings of the Iowa Academy of Science
©1903 Iowa Academy of Science, Inc.
Keyes, Charles R.
"Remarkable Occurrence of Aurichalcite,"
Proceedings of the Iowa Academy of Science, 11(1), 253-253.
Available at: https://scholarworks.uni.edu/pias/vol11/iss1/31