Asked in Topaz
Is a topaz considered a gem?
Yes, topaz is a gem. It is an interesting one because it can be found in many different colors including clear or transparent, yellow, grey, blue, pink (rare), gold, and red. Many people buy "blue topaz" thinking they have the real thing, but it not that common to find naturally occuring blue topaz. Instead, the lighter shades of topaz can be heated to produce a blue tone. ...
Asked in Mercury Topaz, Gems and Precious Stones, Topaz
What color of topaz can you get?
Topaz is a gemstone of all colors (Orange, yellow, brown, light blue to deep sky-blue, pink, colorless, white, light purple, greenish-blue, green), and its most valuable color is a golden orange-yellow, called "imperial topaz". Topaz is commonly thought of as a sky-blue gem, but it was not until this century that blue topaz became widespread on the gem market. Natural blue topaz with a deep hue is very uncommon in nature; colorless to light hued stones are heat-treated to achieve the blue...
Asked in Jewelry, Aquamarine
How is aquamarine jem different from blue topaz?
To determine if a gem is an Aquamarine or Blue Topaz you can do a visual inspection for visible flaws. It is rare that you will find visual flaws in Aquamarine. You can also use an aqua filter, it allows you to see the green and blue undertones which indicate that the gem is an Aquamarine. In a Blue Topaz you will only see blue undertones. ...