Magnetic Clasp - A two-piece clasp containing one or more magnets. The magnets hold the two pieces of the clasp together, keeping the jewelry secure. Can include Bead Clasp, Crimp Clasp, Hook-and-Eye Clasp and Snap Lock Clasp styles.
Memory Wire - A steel wire which holds (or "remembers") its preformed circular shape. Available in multiple sizes to make necklaces, bracelets and rings. Memory wire jewelry does not require a clasp, using wire tension to keep jewelry on.
Mohs Hardness Scale - A scale ranging from one to ten which rates the hardness of a gemstone or mineral in comparison with other minerals and gemstones. Talc rates as one, being one of the softest minerals. Diamond, the hardest substance on the planet, rates at ten.
Multi-Strand Clasp - A clasp which secures jewelry with two, three, four or more strands. Some styles are accented with gemstones, enamel or inlay work. Can include Adjustable Clasp, Bar-and-Ring (or Toggle) Clasp, Filigree Clasp, Hook-and-Eye Clasp, Lobster Claw Clasp, S-Hook Clasp, Slide Lock Clasp and Springring Clasp styles.