Ametrine

Ametrine (or trystine) is a naturally occurring variety of quartz. It is a mixture of amethyst and citrine with zones of purple and yellow or orange. Almost all commercially available ametrine is mined in Bolivia, although there are are deposits being exploited in Brazil and India. Image File history File linksMetadata Ametrine_cut. ... Image File history File linksMetadata Ametrine_cut. ... Quartz is the most abundant mineral in the Earths continental crust. ... Amethyst is a violet or purple variety of quartz often used as an ornament. ... Citrine, also called citrine quartz or citrine topaz, is an amber_coloured gemstone. ...

The colour of the zones visible within ametrine are due to differing oxidation states of iron within the crystal. The different oxidation states occur due to there being a temperature gradient across the crystal during its formation. The most fundamental reactions in chemistry are the redox processes. ... General Name, Symbol, Number iron, Fe, 26 Chemical series transition metals Group, Period, Block 8, 4, d Appearance lustrous metallic with a grayish tinge Atomic mass 55. ... Quartz crystal A crystal is a solid in which the constituent atoms, molecules, or ions are packed in a regularly ordered, repeating pattern extending in all three spatial dimensions. ... Temperature is the physical property of a system which underlies the common notions of hot and cold; the material with the higher temperature is said to be hotter. ...

Artificial ametrine can be created by differential heat treatment of amethyst. Amethyst is a violet or purple variety of quartz often used as an ornament. ...

The trade name is Bolivianite.

Legend has it that ametrine was first introduced to Europe by a conquistador's gifts to the Spanish Queen, after he received the Anahi mine in Bolivia as a dowry. A satellite composite image of Europe Europe is the worlds second-smallest continent in terms of area, with an area of 10,600,000 km² (4,140,625 square miles), making it larger than Australia only. ... Conquistador (meaning Conqueror in the Spanish language) is the term used to refer to the soldiers, explorers, and adventurers who achieved the Conquista (this Spanish term is generally accepted by historians), i. ...