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)agates, alaska black diamonds, carborundum, chrysoberyls, and spinels
B)alexandrite, cats-eye, jade, topaz, and zircon
C)diamonds, garnets, moonstones, onyx, and peridots
D)diamonds, emeralds, rubies, sapphires, and fire opals

Question

Quizplus · Accepted Answer

The best choice is D as it includes the most well-known and highly valued gemstones: diamonds, emeralds, rubies, sapphires, and fire opals. These stones are rare, beautiful, durable, and often large in size, fulfilling the requirements for a precious gemstone.

The Term Precious Gemstone Is Reserved for Stones of the Following