Figure 10.
Comparison of the Raman spectrum of brochantite Cu4SO4 (OH)6 (upper plot) with the Raman spectrum from the green corrosion layer shown in Figure 5 (lower plot).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.