“Delicate and classy, good for every day or going out on the town. The clasp is on the smaller side, so if you have thick lobes or your piercing hole is far up, they probably won’t fit well for you. The clasps seemed sturdy and fit well into the post. The stones were a gorgeouse […]
Archivy značek: rhodium jewelry suppliers
Under the action of external force (such as beating, squeezing, atd.), gem crystals can regularly crack along a specific crystal direction to form a smoother plane. The property is called cleavage. These cracked surfaces are called cleavage surfaces. The cleavage surface is related to the atomic structure of mineral crystals, and is usually the weaker […]
3) Transparentnost a čistota: Transparentnost se týká míry, do jaké mohou barevné drahokamy přenášet světlo, a čistota odkazuje na množství nečistot uvnitř drahokamu. Ačkoli barevné drahokamy nemohou být jasné a průhledné, vyšší transparentnost zlepší jejich celkovou kvalitu. The transparency and purity of colorless gemstones are important factors for the beauty […]