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Colored gold is the name given to any gold that has been treated using techniques to change its natural color. Pure gold is slightly reddish yellow in color, [ 1] but colored gold can come in a variety of different colors by alloying it with different elements. Colored golds can be classified in three groups: [ 2]
Alongside jewelry, due to the fact that the material can be massive in size, charoite can be used in the making of bookends, vases, goblets, boxes, or in small statues. Despite its relatively high hardness, it makes poor center pieces in rings and in bracelets. As it is a heat sensitive mineral, the mechanical cleaning of it should be avoided.
Marcasite jewellery is jewellery made using cut and polished pieces of pyrite (fool's gold) as gemstone, and not, as the name suggests, from marcasite. [ 1] Both pyrite and marcasite are chemically iron sulfide, but differ in their crystal structures, giving them different physical properties. Pyrite is more stable and less brittle than marcasite.
Present, dichroism or trichroism, depending on heat treatment. Tanzanite is the blue and violet variety of the mineral zoisite (a calcium aluminium hydroxyl sorosilicate ), caused by small amounts of vanadium. [ 3] Tanzanite belongs to the epidote mineral group. Tanzanite is only found in Simanjiro District of Manyara Region in Tanzania, in a ...
Victorian jewellery. Victorian jewellery originated in England; it was produced during the Victoria era, when Queen Victoria reigned from 1837 to 1901. Queen Victoria was an influential figure who established the different trends in Victorian jewellery. [ 1] The amount of jewellery acquired throughout the era established a person's identity and ...
Celibacy vow ring; Medical alert jewelry; Membership pin; Military dog tags; Pledge pins; Prayer jewelry Japa malas; Prayer beads; Prayer rope; Rosary beads; Puzzle jewelry. Puzzle ring; Signet ring; Thumb ring; Gemstone Jewelry
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