Still every defining feature in that definition has exceptions. She had jewels made of all the rarest stones. Minerals that have been chosen for their beauty and durability then cut and polished for use as human adornment. Minerals chosen to be cut polished and used for decoration based on qualities like beauty and durability. However certain rocks such as lapis lazuli and opal and occasionally organic materials that are not minerals such as amber jet and pearl are also used for jewelry and are therefore often.
The following definition covers the vast majority of the stones we regard as gems. Gemstone definition is a mineral or petrified material that when cut and polished can be used in jewelry. Gemstone definition a precious or semiprecious stone that can be cut and polished for use as a gem. He had the gem set in a ring for his wife. Gemstone any of various minerals highly prized for beauty durability and rarity.
A few noncrystalline materials of organic origin e g pearl red coral and amber also are classified as gemstones. And that s essentially how we define gems. Let s dive deeper into each of the characteristics that make a stone a gem. Of course the gemological definition of gems is a bit more complex but in general we define gems as. A few noncrystalline materials of organic origin e g pearl red coral and amber also are classified as gemstones.
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Of course the gemological definition of gems is a bit more complex but in general we define gems as. The following definition covers the vast majority of the stones we regard as gems. Still every defining feature in that definition has exceptions.
