palldium Tag

Rick Terry Jewelry / Posts tagged "palldium"
  • All
  • Birthstones
  • Diamonds
  • Jewelry Production
  • Pearls
  • Precious Metals

Precious Metals Guide

“Precious” metals are gold, silver or any of what are now called the PGM or “platinum group metals” (platinum, iridium, palladium, ruthenium, rhodium and osmium); all others are “base” or ”industrial” metals. “Precious” refers only to their use in jewelry; many “base” metals are extremely valuable to industry. For example,...

Read More