名稱 白雲石 | Name Dolomite |
化學公式 CaCO3 | Chemical Formula CaCO3 |
莫氏硬度 3.5 to 4 | Mohs scale of Hardness 3.5 to 4 |
描述 晶体为无色,白色,浅黄色,粉红色或蓝色。颗粒往往是浅灰色至深灰色,棕褐色或白色。光泽范围从微不足道的到暗淡的。 | Description Crystals are colourless, white, buff-coloured, pinkish, or bluish. Granules tend to be light to dark gray, tan, or white. The lustre ranges from subvitreous to dull. |
小挑戰 我们在哪里可以找到这块石头?意大利东北部和意大利阿尔卑斯山一部分的山脉。 | Challenge Where can we find this stone? Mountain range in northeastern Italy and part of the Italian Alps. |
Reference
1. https://www.britannica.com/science/dolomite-mineral
2. https://en.wikipedia.org/wiki/Dolomite
by 4A Fok Yung Him 10 on 1 April 2021