Treasures of the Sea

The prerequisite for this class is Electroforming on Glass or previous experience and instructor consent.

Class Fee TBA


This class will meet live on the following consecutive Sundays: (TBA)

Day 1- Assembly and Embellishment
Day 2 – The next steps
Day 3 – Class follow-up Q & A

“Treasures of the Sea” pendant is all about learning how to join individual elements together using electroforming techniques to create finished pieces of jewelry.  This class addresses the challenges associated with minerals and reactive elements used to embellish a wearable art pendant.

The “Treasures of the Sea” pendant is composed of shell fragments and shells, a fossil ammonite, pearls, gems, sea glass and other materials. Students will review basic electroforming and learn texturing, stone setting, sealing, framing and gluing techniques.

Note: Uses both the Zoom and the Facebook platforms. Students will need a free Facebook account.

How the classes work: 

  • Classes will be presented in a Zoom format.
  • Each class will have its own Facebook Classroom with videos and instruction available at any time — for as long as Facebook is willing to host the page. Lessons only on this page.
  • A Facebook Question and Answer Group Page – where we will all interact for 30 days. The page will be archived, and available to view.
  • Admission to Terry Henry’s Facebook Student Gallery Group for you to share your creations.

*Equipment not included.

Project Materials needed for the

Treasures of the Sea Pendant:

Treasure Pack (Optional): $75 (shipping within the U.S. included)


  • Shells – Sealed and ready to use
  • Tiny Shells – for embellishment – NOT sealed
  • Fossil ammonite
  • Dichroic gems
  • Sea glass
  • Cubic zirconia gems, 3.5mm and 3.0mm
  • Pearls
  • Microbeads, 2, 3, and 4mm 
  • Glue
  • Neck Wire for pendant (commercial made)

Additional supplies needed for this project:

  • Clear or neutral color fingernail polish
  • Frisket Masking Fluid 
  • Art Ruling Pen (optional) Amazon search results
  • Quality tweezers
  • 14 g wire for bail 3-5 inches
  • Plastic matt 
  • Key card or plastic square for gluing
  • X-acto knife
  • Bench block or anvil
  • Hammer 
  • Round nose pliers
  • Flush cutters
  • Sunshine Cloth or buffing wheel and white buffing compound
  • Fine point synthetic paint brush 
  • Magnifying glass or readers 
  • Any other gemstones you might be interested in using.
  • Cheap non-water soluble Satin Lacquer

Students should already have these items or the equivalent:


  • Distilled water or DeIonized Water
  • 1 foot of 12 gauge copper wire for S-hooks (big box hardware store)
  • Chopstick with skinny end or bamboo skewers
  • 2-3 Small containers – sushi dishes, jar lid, cottage cheese container lid…
  • Rubber Gloves
  • Funnel – dollar store

For participants with your own setup, check your paint to be sure it is not too thick.  It may be thinned with a bit of distilled water.

Conductive paint may be ordered online from Safer Solutions

Sheet copper and copper wire may be found at ACE hardware stores and numerous craft stores as well as ParaWire
Metal Sheets and Bare Wire.


Electroforming Materials Kit


Rectifier (DC power unit 5 amp)
Conductive paint -2oz recommended size
Midas Bright Copper Electroforming Solution -Item Number: 335074
20-22 gauge sheet copper for Anodes
24 gauge copper spool for hanging project 200’
8 gauge copper wire for tank set up 12’
600ml Beaker-three beakers
Copper Tweezers
Soft Brass Brush
Paint brush-Synthetic bristles

The following pictured items are not included:

*Micro Glass Beads
*Copper Scrubbie
*Glass face bead

Electroforming kit may be purchased from Microtools