ML012 Dolomite

  白雲石Name   Dolomite
化學公式   CaCO3Chemical Formula   CaCO3
莫氏硬度   3.5 to 4Mohs scale of Hardness   3.5 to 4
  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