[Jewelry making - Article 00434] - Re: [Orchid] Pink Sapphire or Pale Ruby?

[Helen Hill]

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>     GIA used 6 categories of colour intensity (how much colour is
>     present). In order to be called a ruby, the colour must be 3 and
>     above. Everything below 3 is a pink sapphire. Whether gem is
>     transparent, translucent, or opaque, has not bearing on the colour
>     grade. 

    Excellent answer! That helps. I've seen a lot of "pink" stones that
    people are selling as pink rubies and they should obviously be
    called sapphires in that case as they are usually very pale or
    desaturated in colour. 

    Thanks again Leonid, it's all becoming a bit clearer. 

Helen
UK
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