Orange Belt Mineralogical Society

03/20/2025

Happy Spring!

03/03/2025

Hmm. Could be useful? 😛

02/10/2025

Here you can see the corundum crystals embedded in the rock we collected last week. They are dark lavender and glow pink to orange in UV light. They are variations of Aluminum Oxide and have a Mohs hardness of 9.

https://www.eoas.ubc.ca/courses/Dist-Ed/eosc118-webpromo/01-modB-les17-webpromo.html

02/10/2025

Check out "What's My Rock" episode #13!
OBMS member (and our VP!) Mike brings in a rock in for interrogation (um..I mean identification ) by a geology professor at CSUSB.

What's My Rock? — Episode 13Geology professor, Dr. Abstract, interviews Mike about his rocks in this geology series on rock and mineral identification. 0:0...

02/02/2025

Great fun around Mt Baldy today finding some ruby corundum.

10/31/2024

Thank you to all the new followers and likes! Please stop by our shop! Learn and Create!

Send a message to learn more

09/07/2024

Due to extreme heat this weekend, the shop will not be open tomorrow.
Our apologies for the inconvenience.

08/10/2024

07/23/2024

San Onofre, July 27 - https://mailchi.mp/45b006362f53/wire-wrap-class-12699969
Cool off with us on the beach!

Please email [email protected] if you would like to inquire about car-pooling possibilities or with other questions.

07/13/2024

Come on out today for some cool foods. No hot BBQ, just refreshing foods and an industrial swamp cooler :-)

06/04/2024

June 8 Smoked Ribs, Sundaes and Meeting -

To inspire the appreciation of rocks and minerals and awareness in all earth sciences through educational programs, filed trips and collecting, cutting and polishing gem stones! To provide a non-profit environment where members can come together to share their experience and skills, to find fellowsh...