Dating zircon crystals current dating site in australia


19-Oct-2020 18:33

Color in this red or pink series is annealed in geological conditions above temperatures of around 400 °C.), one of the most refractory materials known.

Other applications include use in refractories and foundry casting and a growing array of specialty applications as zirconia and zirconium chemicals, including in nuclear fuel rods, catalytic fuel converters and in water and air purification systems.

Zircon is rare within mafic rocks and very rare within ultramafic rocks aside from a group of ultrapotassic intrusive rocks such as kimberlites, carbonatites, and lamprophyre, where zircon can occasionally be found as a trace mineral owing to the unusual magma genesis of these rocks.

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In geological settings, the development of pink, red, and purple zircon occurs after hundreds of millions of years, if the crystal has sufficient trace elements to produce color centers.

Colourless specimens that show gem quality are a popular substitute for diamond and are also known as "Matura diamond".