1,054th Meeting of
The Mineralogical Society
of
Southern California
“It’s The Little Imperfections
That Make Natural Fancy Color Gem Diamonds Special”
Presented by Christopher Michael Breeding, Ph.D., G.G.
via ZOOM
Friday September 11, 2026 at 7:30 pm
See program notes below
Visitors are always welcome
About us…
The MSSC is a member of the California Federation of Mineralogical Societies and is dedicated to the dissemination of general knowledge of the mineralogical and related earth sciences through the study of mineral specimens. We are a scientific non-profit organization that actively supports those endeavors through public outreach, field study and related programs.
For more information info@mineralsocal.org
Program Notes: Friday, September 11, 2026 at 7:30, join us for Christopher Michael Breeding, Ph.D., G.G., Senior Manager, Analytics; Senior Research Scientist, GIA Laboratory , Gemological Institute of America (GIA) presenting It’s The Little Imperfections That Make Natural Fancy Color Gem Diamonds Special.
SPECIAL ZOOM MEETING NOTICE
MSSC members will automatically be on the invite list each month.
Non Members, you must request to attend the MSSC zoom meeting every month. Email our Speakers chair, Carolyn Seitz at speakers@mineralsocal.org no later than the Thursday before the scheduled meeting Please include “ZOOM Meeting” in the subject line of your response. We will send you the meeting link.
Upcoming Events
all events, except field trips are via ZOOM
- October 9: Membership Meeting
- November 13: Membership Meeting
- December 11: Membership Meeting
- Board Meeting, December 6, 2026 at 1:00 PM via ZOOM
The MSSC is pleased to offer the updated 2025 edition of Bob Pedersen’s X- Dana