MGSCV Blog

MGSCV Monthly General Meeting held on the 3rd T...

MGSCV Monthly General Meeting held on the 3rd Thursday of the month at 7:30 pm

Rock Sale Sunday, April 21st from 10 am to 2 pm

Rock Sale Sunday, April 21st from 10 am to 2 pm Location: 20948A Corsair Blvd. # A, Hayward

MGSCV display cases from the Alameda County Fai...

"Guess a Rock" Alameda County Fair 2023     Joseph Alvarado's Case - Alameda County Fair 2023 Won First Place!   Gem and Mineral Society of Castro ValleyShared Case - Alameda...

75th Annual Mineral, Gem and Jewelry Show 2024

The Mineral and Gem Society of Castro Valley presents the 75th Annual Mineral, Gem & Jewelry Show & Sale Dates: March 1-3, 2024 (Save the dates.) Hours: Friday: 11 am...

California Gem and Mineral Shows - January 2024

Did you miss out on earlier gem society shows or did you have so much fun you want to go to another one? Whatever your motivation, here is the latest list...