Roger Weller, geology instructor
[email protected] copyright 2010-R.Weller
orpiment with realgar-2
Realgar is arsenic sulfide. It is
commonly found with orpiment, also an arsenic
sulfide.
Realgar's color ranges
from red to orange, while orpiment is a lemon-yellow.
Be sure to wash your
hands after handling it.
realgar
23
Photo is copyright free only for
non-commercial educational uses.
Just credit photo to R.Weller/Cochise College.
Specimen courtesy of Dave Dechant