The answer is that some less than scrupulous dealers sell smoky quartz an attractive but inexpensive stone under the name of the more expensive topaz.
Smoky topaz stone value.
Octagonal scissor cut smoky quartz gemstone.
As with other gemstones color has important implications on topaz s value.
Gems up to 20 000 carats have been cut from material of various colors.
Topaz is a versatile and strong gemstone so can be cut into almost any shape but look for facets that show off the clarity and brilliance but will lessen any window effect.
That s not only dishonest but it fails to do justice to smoky quartz which is an interesting and unique gemstone in its own right.
As for blue topaz gemstones practically.
Smoky quartz is also mistaken for topaz it comes in every shade of brown from a light tan to nearly black.
As the name suggests smoky topaz has a smokiness to it.
Smoky quartz is known for its large sizes.
Good quality topaz gemstones are usually free of major inclusions or blemishes within the stone so a simple check with the naked eye should be enough.
Smoky topaz is another name given to smoky quartz.
Smoky topaz is made of silicon dioxide.
Museums seem to delight in obtaining monster sized topaz gems for display.
Colorless topaz is not of particular interest to gemstone dealers and buyers and is therefore inexpensive even for bigger specimens.
The person who wants a really big gem without a really big budget often ends up with one of these.
Shades can range from light tan to dark chocolate although the stone is somewhat transparent.
Red topaz is particularly rare and therefore one of the most expensive types of this gemstone.