Star Stones - Your Star Sign Stones

Originally the Birthstones or gemstones were associated with a zodiac sign or the month of a individuals birth. Find out what your stone is and view the stones we have for sale

Gemstones and crystals are capable of absorbing and conveying energy, that’s why it’s important to cleanse, re-charge and program your stones so that they may achieve their best potential.

Color changing gemstones are gemstones which change color in different lighting conditions. Learn more about these stones and browse our gemstones for sale.

Simpsonite is a lesser-known mineral known on the gem market for its durability, yellow-orange color, and rarity. Discover all the properties, uses, prices, and history of simpsonite.

Kurnakovite is a colorless crystal related to inderite and rarely faceted but known among collectors. Explore the mineral traits, history, prices, and more in this kurnakovite guide.

Prosopite is an uncommon gemstone known for its rare robin’s egg blue form used for cabochons. Discover the history, benefits, prices, and powers of prosopite gemstones!

News and events on Gem Rock Auctions

A-Z Of Gemstones

Technical Information on Gemstones

How To's is where you will find helpful articles from gem Rock Auctions on how to cut gemstones, select gemstones and buy gemstones.

Did You Know?

Additional Gemstone Information

Holistic Gemstone Information

Gem Rock Auctions Verified Sellers

Drawing Design Awards