Category: News

What are the soft metals?

According to the Mohs hardness scale, a list of soft metals includes lead, gold, silver, tin, zinc, aluminum, thorium, copper, brass and bronze. Gallium m...

Why do they call Gold Gold?

Where did gold get its name? Gold gets its name from the Anglo-Saxon word “geolo” for yellow. The symbol Au comes from the Latin word for gold, “aurum.” G...

What does Pgda mean on a chain?

ANSWER FOR MONICA: The First Letters of the Stamp Pgda stand for the Manufacturer of the Necklace. On doing Research I found that Pgda stands for Piercing...