personalized jewelry manufacturer The most common gem-crystal

Crystal is a very ancient gem. In the ancient works ofGuang Yaand other works in China, there are many kinds of crystals such aswater jade”, “water essence”, “jade crystal”, “thousand-year ice” a “shining stone”. The name, the aliases such aswater essence” a “thousand-year iceare obviously due to the lack of a correct understanding of the composition and cause of crystal.

The chemical composition of crystal is silica. It is a crystal of the quartz group minerals that is transparent like water (although crystals are not transparent, they can only be called quartz crystals). If it is purple, brown or black due to impurities, they are called amethyst, citrine and smoky crystal respectively; special varieties with needle-like or fibrous mineral inclusions inside are calledfajing”.

There are many forms of crystals, but the most common one is a hexagonal cylinder composed of a hexagonal column and a hexagonal cone. The most common crystallization habits of crystals are columnar, short columnar, biconical, atd.: There are often parallel horizontal stripes on the cylindrical surface of the crystal.

The color of crystal varies widely, including light yellow, hnědý, smoky gray, purple and black, atd., and colorless and transparent are common.

Important producing countries for amethyst are Brazil, Uruguay, Russia’s Ural Mountains, Indie, Madagascar, the United States and Mexico. These countries also produce colorless and transparent crystals.

Amethyst is produced in China’s Shanxi, Shandong, Xinjiang, Inner Mongolia, Guangdong and other provinces. There are more provinces producing colorless crystals, but the most famous are the following two:

Yangjiaoling in Hainan Province: In an area of ​​only 0.2 square kilometers and a depth of 150 meters, nearly 100 tons of piezoelectric crystals are produced, a víc než 2000 tons of smelted crystals are produced. It is known as the world’s richest mining area for high-quality crystals.

Donghai County, Jiangsu Province: V 1958, a ChineseCrystal Kingwith a length of 1.7m, a short diameter of 1.2m, and a weight of 3.5t was produced. V 1973, 1978 a 1983, a huge one with a weight of 1 to 3t was mined several times. Crystal is known as theHometown of Crystal”. It is proved that the crystal reserves reach several million tons within a range of hundreds of square kilometers. V minulosti 20 roky, the country’s annual crystal purchases in Donghai County accounted for about half of the national purchases.

Crystals come in many colors and can be processed into various jewelry such as rings, náhrdelníky, přívěsky, a náramky.

 

OEM/ODM Výrobce šperků design vlastní vaše vlastní šperky

Začněme : MO@kingjy.com

 

Guangzhou Jingying se zaměřuje na vlastní velkoobchodní prstencové náhrdelníky náramky Sterling Silver Silver 925 šperky,Sterling Silver Gold s 18k,14K,24K žluté zlato,bílé zlato a růžové zlato. Je schopen vlastní stříbrné šperky mincovní,Značka loga nebo jiná slova laserovým gravírováním podle požadavku zákazníka.

Naše měsíční výrobní kapacita je na 50,000 kus náramky náhrdelníků náhrdelníky prstencové šperky.,Šperky řetězové obchod,prodejny,Velkoobchod s šperky,Společnost obchodníků a šperků,Profesionální poskytujte vytvořit přizpůsobené šperky a hromadná výroba vysoké kvality 925 Sterling Silver Jewelry Service.