3359 位用户此时在线
- 本站自动实时分享网络热点
- 24小时实时更新
- 所有言论不代表本站态度
- 欢迎对信息踊跃评论评分
- 评分越高，信息越新，排列越靠前
Egyptian blue is the oldest known artificial pigment. The color blue throughout human history has been one of the most cited, identifying it with royalty and divinity, due to its difficulty in obtaining it.
Blue pigments have been used since ancient times, but later than other…
时政
(
twitter.com
)
Egyptian blue is the oldest known artificial pigment. The color blue throughout human history has been one of the most cited, identifying it with royalty and divinity, due to its difficulty in obtaining it.
Blue pigments have been used since ancient times, but later than other pigments such as red, dark brown or ocre, which are more easily obtained naturally and are now used in art. But the most cited blue pigment comes from minerals such as pencil, which are rare and therefore very expensive.
The largest lapislazuli deposits are in Afghanistan's Hindukush, where they are still operated with very similar procedures to those employed more than 3000 years ago.
- Subscribe for Detailed Post -
#archaeohistories
点击图片查看原图
When you say some place is safe, it is not just the crime rate. You can safely walk in China in the middle of the night but accidents like this is not part of the so called low crime rate. Civic mindedness should be also included in whether a place is safe or not if you you get
时政
(
twitter.com)