Pink Tourmaline 4mm Round Cut Natural Pink Gemstone
Our Pink Tourmaline gemstones are the popular shade of pink in colour and a good cut. Only sourced from ethical suppliers. We source and supply our gemstones calibrated by diameter specifically for the jewellery trade.
- Natural pink tourmaline
- 4mm Round Cut
- Rich Pink Colour
- Good Cut
The pictures provided are a representation of cut and swatch of colour. Being natural products each gem can vary in exact shade and height. However if you order more than one we will endeavour to select the closest matching gems in every respect.
We supply an invoice detailing each gemstone purchased. If you or your client require further certification or a more detailed report for an Individual gemstone you will need to have one issued by your choice of reputable and independent laboratory.
Tourmaline Gemstone Information
Tourmalines are part of an isomorphous series. A series in which a range of chemical compositions occur. Tourmaline can occur in any colour. And tourmaline gemstones are available in a huge range of colours. Single gemstones can show several colours and be cut to be multi coloured.
Tourmalines have a vitreous lustre. And range from transparent to opaque.
Some common names used to differentiate tourmaline
- Rubellite = red
- Indiclite = dark blue
- Paraiba = electric blue's to neon green's
- Watermelon = multicoloured pink + green
Heat treatment or irradiation can be used to enhance the colour of tourmaline. Green and blue gemstones can be lightened in colour by heat treatment. And some red shades can be intensified by irradiation.
Dichroscopes and refractometers can help to differentiate tourmaline from similar looking materials.
Tourmaline is one of the birthstones for October and a zodiac birthstone for Libra With a hardness of 7 to 7.5 tourmaline is a relatively tough gemstone.
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