Contact Us

If you have any questions please don't hesitate to contact us.

You can email us: info@mgscv.org or
Call the shop: (510) 887-9007
We are located: 20948 A Corsair Blvd, Hayward, CA 94545
Mailing address: MGSCV, P.O. Box 2145, Castro Valley, CA 94546


If you would like to become a member please click here for an application and instructions. A yearly membership for a single individual costs $45 and $80 for a couple. Please see the application for further information on how to contact the shop manager for your orientation and first appointment with a cabochon instructor. Any and all future appointments should be made with the instructor. We are a 501c3 non-profit educational club and can not allow use of our equipment and shop for the purposes of a personal business or production for sales. Application

2019 Officers


Title Name Email Phone
President Jodi Minshall president@mgscv.org  
Vice President Greg Croft vp@mgscv.org  
Secretary   secretary@mgscv.org  
Treasurer Sheryl Cooper treasurer@mgscv.org 510-589-8858
Director Michelle Bennette director1@mgscv.org  
Director Norm Hodgson director2@mgscv.org  
Director   director3@mgscv.org  
Federation Director Beth Farmer federation@mgscv.org  
Shop Manager Neil Delfino shopmanager@mgscv.org  
Show Chairman Cathy Miller showchair@mgscv.org  
Membership Chair Tony Cooper membership@mgscv.org 510-589-5292
Petrograph Editor Diana Cohoon editor@mgscv.org  
Past President Bonnie Andrade pastpresident@mgscv.org  


Title Name Email Phone
Scholarship Chair Greg Croft scholarship@mgscv.org  
Librarian Mike McBride librarian@mgscv.org  
Historian Norm Hodgson historian@mgscv.org  
Purchasing Agent Beth Farmer purchasing@mgscv.org  
Education Coordinator   education@mgscv.org  
Field Trip Coordinator Mike Cox fieldtrip@mgscv.org  
Parliamentarian   parliamentarian@mgscv.org  
Reception/Hostess Jim Ewing reception@mgscv.org  
Sunshine Reporter All members info@mgscv.org  
Door Prizes Bonnie Andrade doorprize@mgscv.org  
Web Master Tony Cooper webmaster@mgscv.org 510-589-5292

Problems with the web site, contact WebMaster@MGSCV.org.