玛瑙：从色彩上分有：白、灰、红、兰、绿、黄、羊肝、胆青、鸡血、黑玛瑙等。

Onyx: from the color is white, grey, red, green, yellow, blue, green, sheep, chicken liver, bravery, black agate etc.

youdao

晚霞红如火，晓色青如灰，定是明亮天。

An evening red and a morning grey, is a sign of a fair day.

youdao

晚霞红如火，晓色青如灰，定是明亮天。

An evening red and a morning grey, is a sign of a fair day.

youdao