About 300 different minerals are known from Pennsylvania, but precious gems are slim to none, and slim just left town. Aquamarine has been found in Delaware County, corundum in Lehigh County. Various colors of quartz have been found, as well as serpentine, malachite, garnet, and tourmaline, and doubtless a few others that are cuttable. PA has lots of interesting minerals, but it's not much of a gem producer.
PRECIOUS GEMS ARE HARDER TO FIND, while metals are differenterer
Precious Gems was created in 1984.
To find gold, silver, and precious gems.
precious gems are rare and valuable and the semiprecious are not as rare
These jewels are also called precious gems.
Precious stones are called gems.
The necklace evokes feelings of the beach and precious gems.
no
When describing them, you could call them precious gems or gemstones.
Mining means digging to find precious materials like gold-silver-metals-gems.
precious metals and gems
pierres précieuses