 Sapphire is the September birthstone and got its name from the Greek word for blue, however sapphire comes in a variety of colours such as yellow, green and the most expensive, a pinkish-orange colour, called "Padparadschah", which means lotus flower. |  Pink tourmaline, along with opal is used as the October birthstone. No other gemstone has the richness in colour variation as tourmaline. It grows in long crystals which are sometimes bi-colour from green to red. |
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