false quality of pearl
How to distinguish the true or false quality of pearl
True or false:Pare off some surface with the penknife, really what to drop down is floury, and inside Foreign Minister together, leave of inside and outside color inconformity.
Quality:Present seven color lights of,Tahitian pearl surface smoothly had better.But, the great majorities all have the different surface the cave Tu.
How to distinguish true or false pearl and each file time pearl
River ground pearl, as well call the tower is rare to lift pearl(Tahitian pearl)
The sea water pearl that puts to check a farming is produced to the method of south Pacific Ocean to belong to ground islands in Ta-hsi, the ground pearl in 95% Ta-hsi comes from ground islands in Ta-hsi in the world.
The female shell of ground pearl in Ta-hsi is a black Die shell,Freshwater pearl the individual compares a white disc the shell is slightly small, the general diameter is a 8-14 MMs, biggest it is thus clear that in 16 MMs.
The color of pearl in Ta-hsi:Very of diversification, the true colors in gray and black of different depth, deeply different depth of green, blue, purple, gold etc. body color, have of still have a different depth, purple area, gold etc. surface companion color.Because of the dissimilarity of predominant position of true colors and the color in the body color appeared the peacock green, blue peacock and thick purple etc. seldom seen color.
The black disc shell is the only pearl female shell that can secrete black South Sea pearlpearl quality and have business value in the world, therefore the Ta-hsi ground pearl is a world to is unique currently and have the pearl in the natural black of business value.By dint of this, in recent years, the ground pearl breeze in Ta-hsi Mo Europe and America, Japan and Hong Kong, keep up to now the Chinese hinterland in sky.
Her characteristics:The natural black doesn’t need after any processing, the bead layer is thick and fructifies, can’t drop skin, sheen hold out for long time, and own other specieses don’t have of the skin intensity of light of mirror noodles sort!No matter in view of what angle, all of ground pearls in Ta-hsi are pearl decoration that the another person whom the outstanding sex price choosing compares looks forward to.
Has counterfeit ground pearl in Ta-hsi on the market, have that how many?
1)the shell bead is most familiar, the shell bead is a kind of to make copy pearl(need to be gone into detail behind),Golden South Sea pearl because too false, experienced consumers can distinguish from the surface.
2)fresh water pearl, because the fresh water pearl puts the technical maturity of checking the farming, the 10 MMs above positive circle the fresh water pearl big part puts pit farming on the market currently, together the sea water is similar to have circle of inside check.In order to dye bead, the fresh water pearl in natural black, green peacock and blue and purple etc. deep color also the dyeing big part of fresh water pearl adopts laser to change a color, consequently can hardly distinguish whether is has been dyed.But a good ground pearl in Ta-hsi has of the skin light of mirror noodles sort is what how the fresh water bead handle can hardly also attain.
3)south bead:The individual of the female shell of south bead is small, the physiology condition resulted in the general diameter of pearl that she produces’ being a 6-8 MMs, Jewellery Manufacturersmore than 9 MMs very rare, 10 MMs of basically can go to world circuit to exhibit.The black of south bead, green peacock, navy blue etc. deep color bead in order to dye bead, all adopt a chemical dyeing method, the person of expert easily distinguishes.The general diameter more opposite than the ground pearl in Ta-hsi 8-14 MMs, we what to need guard against is 9 MM following of dye the south bead pretends to be ground pearl in Ta-hsi, therefore, purchase the 9 MMs following ground pearl in Ta-hsi suggests supplementary consultation, because authenticate of although the result is the same as sea water farming pearl, dye of the south bead will mark in certificate remarks one column:”Has been adjusted a color of excellent turn a processing”, but the ground pearl in Ta-hsi then can’t have.
