Berita perhiasan

Gelang emas adat Portugal kuno “emas palsu” bahan perhiasan: pirit

Diposting di oleh Kingjy

pirit, nama Inggris Pirit, berasal dari bahasa Yunani dan artinya “percikan”, karena mineral ini mengeluarkan bunga api jika terkena benda keras seperti baja. Karena permukaan pirit berwarna kuning kecokelatan, ia memiliki kilau logam yang kuat pada permukaan kristal atau permukaan yang dipoles, dan sering disalahartikan sebagai emas, jadi disebut juga “emas palsu” Dan “foolish gold”.

The chemical formula of iron ore is FeS2, which is the most common iron sulfide mineral, also called pyrite. It belongs to the equiaxed crystal system, the crystals are intact, mostly cubic octahedrons or pentagonal dodecahedrons, or dense blocks, with strong metallic luster, transparansi, dan kekerasan 6.0-6.5. The color is mostly light brass or yellow, and the surface often has spots of yellowish brown and brownish-black or greenish-black streaks.

There is a homogeneous polymorphic variant of pyrite, namely marcasite. The English name is Marcasite. It is a monoclinic crystal. The crystals are plate-shaped. The nodular marcasite has a radial internal structure and the color is light copper yellow to White, fresh noodles are white, so it is called marcasite. Its hardness and specific gravity are lower than pyrite, and its properties are unstable. It is not suitable for gems, but in the gem industry, the pyrite sold is sometimes marked with the name of marcasite.

Pyrite has a wide range of uses. High-quality pyrite crystals can be processed into gems, but they are rare and mainly used for decoration. Complete pyrite crystal clusters are very beautiful in shape and color, and some resemble peony flowers, so they are mostly used as ornamental stones. It is said that ancient Mexicans often used pyrite to make beautiful mirrors, yaitu, one side was ground and polished into a mirror surface, brightening people, and the other side was carved with various symbolic figures. American Indians sometimes wear pyrite as amulets. Di industri permata, pyrite is regarded as a cheap gem, so it does not have many imitations. The main difference between it and gold is that it is harder than gold and has a small specific gravity, and the streaks of pyrite are green-black or brown-black , The streak of gold is golden yellow, so it is not difficult to distinguish the two.

Pyrite is the most widely distributed mineral in the world, formed under various geological conditions, and is commonly found in various rocks and ores. Famous producing areas include the United States, Jerman, Spanyol, Italia, Perancis, Meksiko, Peru, dll..

 

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Desain Produsen Perhiasan OEM/ODM Kustom Perhiasan Anda Sendiri

Mari kita mulai : mo@kingjy.com

 

Guangzhou Jingying Fokus pada Kalung Cincin Grosir Kustom Gelang Anting Sterling Silver 925 perhiasan,Sterling Silver Gold berlapis 18K,14K,24K emas kuning,emas putih dan emas mawar.,merek logo atau kata -kata lain dengan ukiran laser sesuai dengan persyaratan pelanggan.

Kapasitas produksi bulanan kami terserah 50,000 Potongan Gelang Kalung Anting -anting Cincin Perhiasan.,Toko rantai perhiasan,toko outlet,Pedagang perhiasan,Perusahaan Merek Pedagang dan Perhiasan,profesional menyediakan membuat perhiasan khusus dan produksi massal berkualitas tinggi 925 Layanan perhiasan perak sterling.