Another problem is nomenclature; names having changed in the course of time: thus the ancient chrysolite is ourtopaz, the sapphire is our lazuli, etc.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Mineralisation in the deposit includes an oxide-silicate stage consisting of wolframite, cassiterite, arsenopyrite,topaz, muscovite and tourmaline.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Small overgrown dumps at the mouth of the adit also contains large pieces of thetopazand quartz with nests of finely developed tourmaline crystals.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
When cut it resembles certain kinds of beryl andtopaz, from which it may be distinguished by its specific gravity (3.1).
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Its crystal symmetry and form are similar totopaz, however,topazis a calcium fluorine bearing nesosilicate.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Traces of garnet, zircon,topaz, and tourmaline occur.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The crown is decorated with many pearls and gemstones including amethysts, chrysoprases, atopazand an alexandrite.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Common examples include calcite, quartz,topaz, beryl, tourmaline and fluorite, among others.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Thistopazis generally believed to have been chrysolite rather than the more generally knowntopaz.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
She is primarily the color of rubies, though she shades through intotopazin places; her name means fire-of-the-dawn.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
The aplite minerals include tourmaline,topazand fluorite.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
They now have thetopaz, ruby, emerald, lapis lazuli, diamond, opal and amethyst gems.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These include peridot, aquamarine,topaz, ruby, emerald, rare-earth minerals bastnaesite and xenotime, sphene, tourmaline, and many varieties and types of quartz.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
Some gemstones, such as whitetopaz, have an overlay to produce certain colors.
From
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.