Blue Tourmaline Gemstone
This is the most common tourmaline species to be found in nature making up to 90 of all tourmalines. Blue tourmaline zodiac stone of libra.
Schorl tourmalines are typically black sometimes with a blue or brown tint and are not the stones usually used in the gem and jewelry industry.
Blue tourmaline gemstone. Tourmaline is the zodiac stone for those born under the sign of libra between september 23 and october 22 the middle of the harvest. I would call a blue green stone with dominant blue a blue tourmaline. From shop hiddengemsuk.
See the gem to the right for example. Generally blue brings more money which explains why some in the trade are eager to call blue green tourmalines indicolites even if the green predominates. 8x3 3x2mm blue tourmaline gemstone grade aa pebble chip loose beads 15 5 inch 80004133 b111 daybeads.
Make offer 1 33 carat 8x6 oval blue indicolite brazilian tourmaline gem gemstone b13a108. Libra is the only sign that is an inanimate object a balance beam referred to as the balance. List of major tourmaline species.
It s generally agreed that traces of iron and possibly titanium induce green and blue colors. Tourmaline s colors have many different causes. Tourmaline indicolite and paraíba a modern option for the october birthstone tourmalines have recently increased in popularity and price.
Gia certified no heat natural greenish blue tourmaline indicolite cushion 3 71ct. Some pink and yellow tourmalines might owe their hues to color centers caused by radiation which can be natural or laboratory induced. Any blue tourmaline that is diamagnetic can be identified as paraiba tourmaline colored by copper in contrast to magnetic blue tourmaline colored by iron.
Manganese produces reds and pinks and possibly yellows. For example blue indicolite tourmaline is the only blue gemstone of any kind that will show a drag response when a neodymium magnet is applied. Although the differences in colors can be explained by the stone s mineral compositions some believe that tourmaline meaning and uses of the different colors can vary from hue to hue.
If the green dominates i d call it a green tourmaline or verdelite. During this month the days and nights are equal length and the earth and. 5 out of 5 stars 44 330 44 330 reviews 9 99 free shipping favorite add to bi colour blue green tourmaline crystal necklace silver pendant tourmaline round pendant libra star sign hiddengemsuk.
Natural blue tourmaline gemstones from your on line link direct to the blue tourmaline mines and gem faceting shops for faceted natural color blue tourmaline gemstones and cabochon blue tourmaline gems mined in brazil madagascar and africa. 1 33 carat 8x6 oval blue indicolite brazilian tourmaline gem gemstone b13a108. Tourmalines occur in every color but blue specimens called indicolites are rare and highly prized due to their rarity finished indicolite gems will contain inclusions and fractures more frequently than other color varieties of tourmaline.
The semi precious stone tourmaline grows in a number of colors ranging from black to blue to pink.
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