Știri despre bijuterii

real ruby jewelry Corundum, the king of beautiful colored gems

Postat pe de Kingjy

There are many colors of corundum. Printre ei, the red corundum is the gem Ruby, which is the most expensive among colored gemstones, so it is regarded as the “Regele Gems”; blue corundum is the sapphire we know as Sapphire, and other colors of corundum are also pink Color, purple, yellow, orange, verde, etc..

In addition to red and blue, the English names of some corundum are called by the color of the English plus Sapphire. The yellow corundum is Yeliow Sapphire, the orange corundum is called Orange Sapphire, but in the Chinese name, both yellow and orange corundum are called yellow gems; purple corundum is called Purple Sapphire or Violet Sapphire in English; green corundum is called Green Sapphire; Pink corundum does not belong to ruby, so it cannot be called Ruby, but Pink Sapphire; there is also a rare corundum named Padparadschah in Ceylon, it is a very bright pink orange, and the output is not much price Also very high.

Corundum is a mineral with a chemical composition of aluminum oxide. The English name Corundum is derived from an ancient Indian word Corund. It was originally an unknown mineral name. Now Corundum is the name of corundum in gemology and mineralogy. Corundum has a refractive index of 1.776-1.770, a birefringence difference of 0.008, a specific gravity of 4.00, and a hardness of 9, which is second only to the highest diamond. It is the hardest colored gemstone. Non-gem grade corundum is also used for industrial grinding or Polished material.

 

Producătorul de bijuterii OEM/ODM Proiectarea personalizată propriile tale bijuterii

Să începem : mo@kingjy.com

 

Guangzhou Jingying Concentrat pe coliere cu inel cu ridicata personalizate Cercei de argint sterline 925 bijuterii,aur argintiu sterlin placat cu 18k,14K,24K Aur galben,Aur alb și aur de trandafir. Este capabil să personalizeze bijuterii argintii sterline diverse design,Marca logo -ului sau alte cuvinte prin gravură laser în conformitate cu cerința clientului.

Capacitatea noastră lunară de producție este până la 50,000 Piese Brățări Colle Cercei de Colier Bijuterii.,Magazin de lanțuri de bijuterii,magazine de ieșire,Angrosist de bijuterii,Comercianți și companii de mărci de bijuterii,Profesional oferă crearea de bijuterii personalizate și producție în masă de înaltă calitate 925 Serviciu de bijuterii Sterling Silver.