The so-called water head is a term used by the Chinese to evaluate the transparency of jadeite. Shuitou is a traditional Chinese folk name, and there is another name-kind, which actually means transparency. Come una pietra preziosa, transparency is of course the more transparent the better. There is also a saying in the industry: the layman […]
Archivio Categoria: Notizie di gioielli
The clarity of jadeite is not the same as the clarity of gemstones, the main focus is on fissures. Emerald is famous for its multiple cracks. Come dice il proverbio, “ten treasures and nine cracks” means that almost all jadeites are cracked, but the degree is different. Ovviamente, we all like jade without cracks, […]
1. Divided by output geological environment Aberdeen jade: It is formed from the original nephrite mineral deposits transported by weathering to the river. Generalmente, it is pebble-like, with smooth surface, good roundness, and a layer of skin on the outside, with small blockiness. Giada di montagna: A primary ore produced on the mountain, it is characterized […]
Serpentina, whose mineral name is serpentine, is a cryptocrystalline aggregate composed of serpentine minerals, fine-grained leaf-like or fibrous aggregates. Serpentine is a kind of hydrous magnesia silicate mineral with layered structure, which is the product of ultrabasic rock and magnesia carbonate rock undergoing hydrothermal alteration and metamorphism. Giada serpentina, also known as serpentine, is an […]
La leggenda narra che l'avventurina verde sia stata utilizzata con successo in psicoterapia. È efficace per i problemi cardiopolmonari, e può aumentare la flessibilità muscolare. Viene spesso usato per trattare malattie cardiache e oculari e per alleviare lo stress. Si dice che riduca anche l'ansia e calmi le emozioni, e portare ricchezza e amici. The country that produces […]
Quarzo avventurina, il nome del minerale è giada quarzite, è una specie di giada cristallina con effetto oro placer. Durante il lungo processo di formazione, contiene altri minerali colorati e oligoelementi, come la mica minerale di cromo. Le piccole scale sono disposte approssimativamente orientate, mostrando uno scintillante effetto avventurina al sole. Legend has it that […]
Sono moltissimi i luoghi nel mondo in cui vengono prodotte le perle. Le perle naturali vengono prodotte principalmente nel Golfo Persico, Mar Rosso, Pacifico meridionale, Golfo del Messico, ecc. Possono essere divisi in Perla Orientale, Perla del Sud, Perla australiana, Perla dell'Oceano Meridionale, Perla Nera, Perla orientale, ecc. A causa dell'inquinamento, the yield and quality of […]
The quality evaluation method of pearls can be said to be very systematic and scientific, just like the 4C grading of diamonds. The international evaluation of pearl quality mainly includes the following aspects: colore, lustro, trasparenza, struttura, forma, misurare, ecc. In the case of cultured beads, there is also the problem of the thickness of […]
Acquamarina (Acquamarina), the mineral name is beryl, is a beryl with a lot of iron elements, as a long-standing gemstone, in the 19th century, people used aquamarine as amulet to protect sailors. Aquamarine also has some historical legends intertwined with expectations and superstitions. It has long been considered a symbol of happiness and eternal youth, […]
cryptocrystalline quartz jade. Chalcedony and agate have a very long history. Di 100 million years ago, underground magma spewed out due to the changes in the earth’s crust. When the lava cooled, steam and other gases formed bubbles, and the bubbles were sealed when the rock was frozen to form many holes. After a long […]