LOT 6999 四川绵阳 白钨矿、钠长石
Viewed 242 Frequency
Pre-bid 0 Frequency
Name
Size
Description
Translation provided by Youdao
产自:四川省绵阳市平武县雪宝顶
这件白钨矿标本产自名为“雪宝顶”的山峰,它是岷山的最高峰,海拔5588米。桔色白钨矿晶体与白色片状钠长石,共生在灰白色云母围岩上,晶体几何形态明显,强烈的色彩对比。白钨矿的主要化学成分是钨酸钙,晶体形态近乎于八面体的四方双锥,在短波紫外光线的照射下可发出蓝色荧光,是炼钨的主要原料,也是广受世界各地矿物晶体收藏家喜爱的品种,透度较好的可用来制作宝石刻面。钨可以制造枪械、火箭推进器的喷嘴、切削金属,是一种用途较广的金属。在历史上,钨可谓是人类的“光明使者”,用钨丝制成的灯泡就是我们常见的白炽灯。
尺寸:10-8.5-3cm
Preview:
Address:
线上拍卖
Start time:
Online payment is available,
You will be qualified after paid the deposit!
Online payment is available for this session.
Bidding for buyers is available,
please call us for further information. Our hot line is400-010-3636 !
This session is a live auction,
available for online bidding and reserved bidding