Gold and copper were the first metals ever discovered around 5000 BC and are the only two metals that are not white/grey in color.
|Silver and copper deer bracelet (gems: peridot, topaz and amethyst)|
Tuesday, August 23, 2016
Los Angeles, CA, USA
Monday, August 22, 2016
Natural (or wild) pearls, formed without human intervention, are very rare. Many hundreds of pearl oysters or mussels must be gathered and opened, and thus killed, to find even one wild pearl; for many centuries, this was the only way pearls were obtained, and why pearls fetched such extraordinary prices in the past.
|Silver pendant with fresh water pearls|
Sunday, August 21, 2016
Most western economies' currencies were on the gold standard until 1961. Switzerland was the last country whose currency was tied to gold. 40% of a Swiss Franc was backed by gold until Switzerland joined the IMF in 1999.