Prasiolite “also known as green quartz or vermarine” is a green variety of quartz, a silicate mineral chemically silicon dioxide. The word prasiolite literally means “scallion green-coloured stone” and is derived from Greek πράσον prason meaning “leek” and λίθος lithos meaning “stone”. Prasiolite can be found in Brazil, Poland, Sri Lanka, Canada, UK. It is […]
Green Onyx is a member of the Quartz Family that has different colors and various properties and characteristics. It’s A variety of Agate. Agate and onyx are both varieties of layered chalcedony that differ only in the form of the bands: agate has curved bands and onyx has parallel bands. Green Onyx can be found in Afghanistan, Australia, China, Canada, France, Germany, UK, India, Madagascar, USA. • Crystal […]
Emerald is a variety of the mineral beryl coloured green by trace amounts of chromium and sometimes vanadium with chemical formula Be3Al2(Si6O18). The majority of the world’s gem-quality emeralds come from the Muzo area of Colombia. The crystals are usually small with an average length of 2 – 5 cm and a width of 1 – 1.5 cm. Larger crystals are usually […]
