jewelry supply wholesale nyc Which crystals belong to pyrine or blue copper ore ??

unique wholesale fashion jewelry Because of the color of its light brass and the bright metal luster, it is often mistaken for gold, so it is also called "fool gold".

Themine mines in the pyrine are sulfide minerals such as FES2, crystal and other shafts. The ingredients usually contain cobalt, nickel and selenium, and have a NACL crystal structure. There are often intact crystals, which are cube, octagonal, penta duodang and its polycase. The cube crystal surface is parallel to the stripes parallel to the crystal edge, and the stripes on each crystal surface are perpendicular to each other. The collection body is dense, granular, or tuberculosis. Light yellow (copper yellow) color, green and black, strong metal luster, opaque, no rheology, and different breaks. Mo's hardness is large, up to 6-6.5, and the knife can't move. The proportion is 4.9-5.2. Under the conditions of the surface, it is easy to weather as a brown iron ore.

On how to identify "Fools Gold" and real gold? Just take it on the white porcelain plate without glaze and see the scarred marks (that is, the powder left on the white porcelain plate), it will be clear and false. The marks of the gold mine are golden yellow, and the strip marks of the yellow iron ore are green and black. In addition, with your hands, gold is particularly heavy, because the proportion of natural gold is 15.6-18.3, while the pyrite is only 4.9-5.2.

This Yolin is the most widely distributed sulfide mineral, which can appear among various types of rocks. Yellow iron is the main raw material for extracting sulfur and manufacturing sulfuric acid. It is also a very cheap ancient gem. In the era of Queen Victoria (AD 1837-1901), people like to decorate this gem with special forms and ornamental value. In addition to grinding gemstones, it can also be used as a base for jewelry and jade and other crafts. The world -renowned origin includes Liontoto, Czech Republic, Slovakia and the United States. The reserves of Chinese yellow iron ore are at the forefront of the world. The famous producing areas include Guangdong Yingde and Yunfu, Ma'anshan, Anhui, and Silver Plant in Gansu.

A blue copper ore (Azurite)

cu3 [CO3] 2 (OH) 2

%): CUO 69.24, CO2 25.53, H2O 5.23. The ingredients are quite stable.

[Structure and form] Single -diarrhea system, A0 = 0.500nm, B0 = 0.585nm, C0 = 1.035nm; β = 92. =200; z = 2.

r square chide crystal, C2H-2/m (L2PC). Crystals are often short columnar, columnar or thick plate. Main single shapes: parallel double sides A, B, C, θ, θ, V, trapezine pillar m, L, F, P, H, x. The collection body is dense granular, crystal cluster, radiation, earthy or leather shell, and diaphragm -shaped.

[physical properties] dark blue, earthy blocks are light blue. Light blue strips. The crystal is glass -luster and the earth -shaped block is earthy. Transparent to translucent. Lifting, complete or medium. Shell -shaped fracture. Hardness 3.5 ~ 4. Crispy. Relative density 3.7 ~ 3.9.

Under polarized mirror: light blue to dark blue. Two -axis ( ). 2V = 68g, ng = 1.838, nm = 1.758, np = 1.730.

[Production and combination] It is produced in the cracks of the oxidation zone, iron hat and near -mine siege rocks, and often symbiotic or accompanied by peacocks. But sometimes it is also explained by the malachite.

[Appraisal Features] Blue. Often coexist with the oxides of copper such as peacock. Encounter HCL

black tourmaline belongs to the blue copper mine, and the tea crystal is not clear.

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