Tag: ruby
Types of Gemstones by Letter (J-R)
Types of gemstones include the commonly known, like quartz and ruby, and others less familiar. Here we cover the facts and history of gemstones...
What are the Birthstones by Month?
What are the birthstones by month? What is your birthstone? For as long as humans have been fascinated with precious gems, they have assigned...
Zoisite: A Massive Mineral Marked by Holiday Color and Appeal
By Bob Jones
It is hard to believe zoisite is a massive mineral that makes lovely Christmas gems, appears in a cartoon, and is also...
Stones That Speak: Corundum Calls to Record-Holding Gem Carver
Editor's Note: This article was originally published in Rock & Gem in 2017, but was not placed on the site. With the passing of...
