Jewelry Design Jewelry Finishing and Surface Treatments

Question 1

What is the primary purpose of the pickling process in jewelry making?

Accepted Answer

To remove oxides and flux residue from metal after soldering

Answer

To add color to metal surfaces

Answer

To permanently harden the metal

Answer

To add texture to the surface

Question 2

Which finishing technique uses a rotating wheel loaded with abrasive compound to bring jewelry to a high shine?

Accepted Answer

Buffing

Answer

Tumbling

Answer

Sandblasting

Answer

Planishing

Question 3

What effect does liver of sulfur (potassium polysulfide) create on silver jewelry?

Accepted Answer

A dark brown or black patina

Answer

A bright, reflective finish

Answer

A gold-colored coating

Answer

A matte, frosted surface

Question 4

Reticulation is a surface treatment technique that produces what kind of effect on metal?

Accepted Answer

An organic, wrinkled texture on the surface

Answer

A smooth, mirror-like finish

Answer

A uniform colored enamel layer

Answer

A grid of evenly spaced dimples

Question 5

Which metal is most commonly electroplated onto silver jewelry to prevent tarnishing and improve its white, bright appearance?

Accepted Answer

Rhodium

Answer

Gold

Answer

Copper

Answer

Nickel

Question 6

What is the purpose of annealing metal during jewelry fabrication?

Accepted Answer

To relieve internal stress and restore malleability after work hardening

Answer

To add a decorative color to the surface

Answer

To permanently harden the metal

Answer

To apply a protective chemical coating

Question 7

What is the defining characteristic of the burnishing technique used in jewelry finishing?

Accepted Answer

It uses a hard, smooth tool to compress and polish the metal surface

Answer

It removes metal using abrasive particles

Answer

It applies heat to melt the surface layer

Answer

It uses chemical reactions to create shine