WebSep 7, 2024 · Sometimes you may see some dull purple or red light in the gemstone or on a few facet edges. This means that the gemstone is reflecting the purple UV light and is not itself a fluorescent reaction. A: Synthetic verneuil sapphire, scapolite, natural sapphire, topaz and citrine. B: Under LWUV. C: Under SWUV Understanding Fluorescence Results WebIts blue, surrounded by a fine hint of purple, is a wonderful colour. ... Tanzanite is a blue variety of the gemstone zoisite. It consists of calcium aluminium silicate and is not particularly hard, having a value of 6.5 to 7 on the Mohs scale. For that reason, ...

25 Most Popular Purple Gemstones to Use in Jewelry

WebJul 24, 2024 · 23. Iolite (Purple Blue Color) Iolite comes in different shades of blue and purple-blue, from vivid to pale. High-quality iolite rivals stones such as tanzanite and sapphires in its beauty. Nonetheless, due to its plentiful nature, this blue gemstone is … WebJun 8, 2024 · The spinel has always been a non-negligible species of colored gemstones with a very wide color range, including various shades from red, pink, and purple to blue. As for the blue spinel, the top-notch ones look similar to the sapphire in a way, both in bright blue or light blue with a purple tone, with good luster and transparency, but those are rare. pre lock smith and wesson

Guide to Purple Gemstones - List of Names, Meanings & Pictures

WebThe highly coveted blue chalcedony comes in grayish to purple-blue hues and is believed to relieve hostility and irritability and to promote sentiments of kindness and compassion. It is also believed that chalcedony is good for blood circulation, memory and speech and that it helps with learning languages. WebTanzanite is a gemstone that changes color by the place you see it. As same as Alexandrite, please expose it to different colors of light. Such as purple inside the room and blue outside, the color changes by when and where you see it. Tanzanite is a gemstone that has everything; beautiful color, high hardness, high transparency, and high value. WebUnder a strong source of long-wave ultra-violet, most natural black pearls exhibit a reddish fluorescence. It may range from a light pink, rarely mottled pink and white, to a dark cherry red. Dyed black pearls either are inert or show a very faint whitish glow. Examination should be made in a darkened room. scotiaworld.com link