女式铂金项链20克（铂金项链platinumnecklace）

铂金项链（收于2017年）铂金简称Pt；一种天然形成的白色贵重金属，在地壳中的浓度只有百万分之0.005。铂主流学术观点认为，像铂这样的重元素产生于超新星爆炸。但另有新证据显示，也可能产生于两个中子星相撞。人类用铂史最早可追溯到古埃及。考古学家在古埃及墓与象形文字所用的金内发现了微量铂；18世纪，法国的路易十五鉴于铂之稀有，宣告铂是唯一配得上国王的金属。伊丽莎白王后冠其框架就是以铂作为材料，是首个用到铂金属的英国皇冠。

此项链，纯净璀璨，造型简单，PT950项链与白色锆石吊坠搭配，简洁、清丽，款式均透露出女性纤巧、灵慧的一面。

Platinum necklace (collected in 2017) Platinum is referred to as PT for short; A naturally occurring white precious metal with a concentration of only 0.005 parts per million in the earth's crust. The mainstream academic view of platinum holds that heavy elements like platinum are produced by supernova explosion. However, there is new evidence that it may also be caused by the collision of two neutron stars. The history of human platinum can be traced back to ancient Egypt. Archaeologists found traces of platinum in gold used in ancient Egyptian tombs and hieroglyphs; In the 18th century, Louis XV of France declared that platinum was the only metal worthy of a king because of its rarity. Queen Elizabeth's crown frame is made of platinum, which is the first British crown to use platinum.

This necklace is pure and bright, and its shape is simple. The PT950 necklace is matched with the white zircon pendant, which is simple and beautiful, and its styles all reveal the delicate and smart side of women.