The term precious gemstone is reserved for stones of the following types: _________, that are prized for their: rarity, beauty, durability and size. Everything else is considered semi- precious.
A) alexandrite, cats- eye, jade, topaz, and zircon
B) diamonds, garnets, moonstones, onyx, and peridots
C) diamonds, emeralds, rubies, sapphires, and fire opals
D) agates, alaska black diamonds, carborundum, chrysoberyls, and spinels

Question

Quizplus · Accepted Answer

The term precious gemstone traditionally refers to diamonds, emeralds, rubies, sapphires, and sometimes includes opals due to their rarity, beauty, durability, and size. These characteristics set them apart as more valuable compared to semi-precious stones.

The Term Precious Gemstone Is Reserved for Stones of the Following