Gemstone Material Types
Learn all about industry names for different gemstone materials, from African "Jade" to Zebra "Jasper."
Gemstone Cleaning Chart
Follow the guidelines in this Gemstone Cleaning Chart to properly care for and clean your gemstone beads and jewelry.Gemstones require different cleaning methods based on their hardness, this chart lists the recommended cleaning methods for each...
Gemstone Treatment Guide
Lists and explains each treatment or enhancement used on gemstone materials and pearls sold by Fire Mountain Gems and Beads®.We use the following symbols to designate natural, enhanced, synthetic and imitation (manmade) gemstones. All of the symbols...
There are a lot of steps to grade a gemstone. Each step of grading focuses on a different feature and has many details that create the overall grade determination. It can be difficult to understand gemstone grades without training, so with the help...
Gemstone Size and Ruler Chart
This printable PDF offers easy-to-compare visuals for understanding gemstone cuts and sizes, as well as a small millimeter/inch gauge.
Gemstone Optical Properties
Optical properties refer to the way gemstones interact with light. Color, interference and inclusions are all examples of optical properties. The first optical property is also the most obvious--color. Color happens when light hits a stone and some...
Our buyers are experts in the field with years of accumulated training and maintain ongoing training of industry standards and availability of gemstone materials. This article is offered to create an understanding of the intricacies of gemstone...
Gemstones Around the World
Discover the origins of your favorite gemstones from around the world.
Gemstones: Natural, Synthetic/Man-Made and Imitation
Use this helpful guide to learn the difference between natural, synthetic and imitation gemstones to ensure you're getting exactly what you're looking for.
Gemstones: The Unearthing Process
Gemstones are found all over the world. They begin as minerals, rocks and organic formations and become desired for their specific colors, phenomenon, shine, inclusions or rarity. There are gemstones found in primary deposits (their places of...
Gemstone Classification--Common Groups, Species and Varieties
See how different gemstones are interrelated or grouped, and discover common trade names for many of them.
Faceted Gemstone Weight and Size Charts
Faceted gemstones are measured in a number of ways, the most common measurement is carat weight. The international standard of the metric carat was adopted in the United States by 1920 and this is the current standard for weighing gemstones. One...
Dumortierite Gemstone Meaning and Properties
Because of the perceived similarities between dumortierite and sodalite or lapis lazuli, it is often used as a cost-saving substitute for lapis, which can cost two to three times as much.
"Contained Gemstone" Necklaces
Gemstones have seen a massive increase in popularity, especially in "contained" styles. Discover different variations of this popular design and how to create them.
Firing Gemstones and Natural Stones in Art Clay®
Do you want to add gemstones to your metal clay designs? This chart provides information on the stones that can be safely fired with Art Clay® and which stones should be avoided.
State Gemstones, Minerals and Rocks
Along with state flags and state mottos, individual states within the U.S. have often designated an official gemstone, mineral and/or rock. These official recognitions and designations often promote the state's history, natural resources, tourist...
Extraterrestrial Gemstones: Futuristic Inspiration, Right for Our Times
The Earth is peppered with space-born stones where meteorites have landed. Incorporating extraterrestrial stones into space-age jewelry designs will produce ideal accessories for the sci-fi inspired styles that have been spotted on fashion runways....
Designing Gemstone Engagement Rings: Economize and Personalize with Alternatives to Diamonds
Yes, diamonds are a girl's best friend and will always be a traditional, popular and well-received choice for an engagement ring. And yes, there are alternatives to diamonds that will allow the prospective couple to save money and express themselves...