Metal Clay Forms From Nature
Make a selection below
Class Days: Please make a selection aboveThursdaySundayTuesday; ThursdaySaturday
Class Time: Please make a selection above6pm-9:30pm10am-5pm6pm-9:30pm10am-6pm (7.0 total hours)
Age Group: Ages 16+
Class Code: Please make a selection above2ACM14B26-A2ACM14H26-A3ACM14B26-A4ACM14H26-B
Entry Level Class (No prerequisite required) in Jewelry
Member Price: $273.50
No spots left! Join the waitlist here:
No spots left! Join the waitlist here:
Description
All students must review and adhere to all Crucible Health and Safety Policies.
At this time, individuals are not required to show proof of vaccination or wear a mask inside our facility. We strongly encourage staff, faculty, students, and visitors to wear masks and stay up-to-date on COVID-19 vaccinations in order to keep our community safe.
Students wishing to transfer must first withdraw from their registered class, adhering to the Crucible withdrawal policy. Any refund or credit due after withdrawal can be applied to enrollment in a different class.
Refunds for classes regularly priced at $200 or less:
- Withdrawals made 14 or more days before the first class date: Full refund less $50 registration fee
- Withdrawals made 7-13 days before the first class date: Full refund less $50 registration fee plus $25 processing fee
- Withdrawals made 6 or fewer days before the first class date: Ineligible for refund or transfer
Refunds for adult classes regularly priced over $200 and youth classes outside of youth weeklong camps:
- Withdrawals made 14 or more days before the first class date: Full refund less $100 registration fee
- Withdrawals made 7-13 days before the first class date: Full refund less $100 registration fee plus $25 processing fee
- Withdrawals made 6 or fewer days before the first class date: Ineligible for refund or transfer
Refunds for Youth Spring and Summer Weeklong Camps:
- Withdrawals made 30 or more days before the first class date: Full refund less $100 registration fee
- Withdrawals made 7-29 days before the first class date: Full refund less $100 registration fee plus $50 processing fee
- Withdrawals made 6 or fewer days before the first class date: Ineligible for refund or transfer
Read our full withdrawal and transfer policy here.
If you wish to withdraw from a class or have questions about the class registration process, please email registrar@thecrucible.org.
Select date to see instructor
CJ Martinez
CJ Martinez is a metalsmith and enamelist who is nationally certified in metal art clay. She works fluidly across all three mediums, with a special love for combining them in unexpected and expressive ways. Deeply committed to arts education, CJ finds joy not only in creating, but in empowering others to create. She is especially passionate about designing inclusive, accessible classes—offering three-hour and one-day workshops that welcome people of all backgrounds and experience levels. In addition to teaching adult classes at The Crucible, CJ has led Youth programs for students ages eight and up, as well as off-site workshops and special events throughout the Bay Area, engaging participants of all ages. For more than a decade, she has been a regular part of Field Trip Days at The Crucible, where she introduces young people to the fundamentals of jewelry metalsmithing and enameling through live demonstrations and hands-on learning. Her guiding philosophy as an educator: “Do not lament what you cannot do; instead, celebrate and embrace the strengths of what you can do.”
CJ Martinez
CJ Martinez is a metalsmith and enamelist who is nationally certified in metal art clay. She works fluidly across all three mediums, with a special love for combining them in unexpected and expressive ways. Deeply committed to arts education, CJ finds joy not only in creating, but in empowering others to create. She is especially passionate about designing inclusive, accessible classes—offering three-hour and one-day workshops that welcome people of all backgrounds and experience levels. In addition to teaching adult classes at The Crucible, CJ has led Youth programs for students ages eight and up, as well as off-site workshops and special events throughout the Bay Area, engaging participants of all ages. For more than a decade, she has been a regular part of Field Trip Days at The Crucible, where she introduces young people to the fundamentals of jewelry metalsmithing and enameling through live demonstrations and hands-on learning. Her guiding philosophy as an educator: “Do not lament what you cannot do; instead, celebrate and embrace the strengths of what you can do.”
Upcoming Classes
Sign up to be notified the next time new sessions are added.
You Might Also Be Interested In . . .
3-Hour Taster: Jewelry
3-Hour Tasters are a great way to explore a new art form without the deeper commitment of a full course. After a basic introduction to annealing, texturing, stamping, filing,...
Jewelry and Metals I
Learn the basics of jewelry making. We will focus on sawing, filing, sanding, soldering, texturing, annealing, stamping, polishing, and design. Students will learn the properties...
Exploration in Chainmaking
This class covers the classical skills needed to make woven and Etruscan chains. You will learn to manipulate wire through the selected use of hand tools, making jump rings,...
Casting Wax to Silver
Learn the ancient process of lost wax casting sculptural jewelry. Experimenting with different types of wax, you will carve, cast, and finish at least one small fetish, pendant, or...
Jewelry Lab
Taking a lab is a great way to practice and perfect the skills you learn in class. In labs, you can work on class assignments or your own projects. Lab time is supervised, but does...
Silver Soldering
Learn the basics of soldering with silver! We will cover different types of joints, solders, and fluxes, as well as how to overcome challenges when working with rings, jump rings,...
Elegant Stacking Rings
Learn basic soldering and metalworking techniques to make a set of stackable rings from sterling silver, copper, and brass. You will leave with several stylish rings for yourself...
Jewelry and Metals II
Further develop your basic metalsmithing skills. We will teach disk cutting and doming, bezel setting, three types of rivets, and further design techniques. In addition to...









