Each type has its own specific chemical and physical properties.
Ruby sapphire emerald diamond.
A large deep green emerald with relatively few inclusions and little secondary coloration may fetch tens of thousands of dollars per carat.
Big color diamonds are rarer which explains why they are much more expensive.
I am a sapphire with ruby tendencies and my husband is a ruby.
Diamond ruby sapphire and emerald are considered precious stones while the other stones fall in the category of semi precious ones.
Until recently only emerald ruby and sapphire were officially called precious gems.
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The word ruby comes from ruber latin for red.
In general the deeper and more vivid an emerald s color the higher its value per carat.
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Opals topaz tourmaline citrine.
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Everything else was called semi precious.
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The color of a ruby is due to the element chromium.
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There are four types of precious stones.
A ruby is a pink to blood red coloured gemstone a variety of the mineral corundum aluminium oxide other varieties of gem quality corundum are called sapphires ruby is one of the traditional cardinal gems together with amethyst sapphire emerald and diamond.
Additionally diamonds are generally smaller than other colored stones.
White diamonds pink diamond yellow diamonds other color diamonds emerald ruby sapphire semi precious.
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4 9 out of 5 stars 24.
The precious categorization is a reference to value.
Though diamonds are one of the most valuable gemstones the finely cut ruby sapphire and emerald top the list of precious gemstones.
The fewer the inclusions the more expensive the emerald.
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However i have some of the qualities found in a pearl.
Most emeralds have small fissures called inclusions.
Diamonds rubies sapphires and emeralds.
The reasons for which are stated below rarity.