£0.30 ex VAT
Fluorescent zircon crystals from Brazil, under normal lighting conditions, these crystals appear a dull brown colour with a vitreous lustre. However, when exposed to shortwave uv lighting, they fluoresce an eye catching yellow colour, sizes vary between 1 to 2 cm, supplied aas single crystals along with an information card.
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Zircon crystals showing partial tetragonal crystal habits from Brazil, they exhibit a vitreous lustre and have a brown colouration. Zircon is a common accessory mineral found at the earths crust, generally in igneous and metamorphic rocks or as minute grains within sedimentary rocks. It is a mineral which is very resistant to heat and erosion leading to its common occurrence on the earths surface.Although it can be found in many colours, with gem quality specimens being translucent, these particular specimens are a brown colour yet still have a vitreous lustre to them, making them glean in the light. These particular specimens from Brazil also have fluorescent properties, when exposed to shortwave UV light, they fluoresce a vivid off yellow colour. Making these mineral samples suitable for educational use and for collectors to exhibit fluorescent properties in minerals and crystals. They range in size between 1 to 2 cm and will come supplied in a polythene bag with an information label.
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