名稱 方解石 | Name Calcite |
化學公式 CaCO3 | Chemical Formula CaCO3 |
莫氏硬度 3 | Mohs scale of Hardness 3 |
描述 方解石的顔色為無色,白色,粉色,黃色和棕色。它的條紋是白色的。它的光澤是玻璃質的。方解石易碎,也不是放射性的。方解石通常用於製造水泥。 | Description The colour of calcite occur as white, yellow, green, red, blue.The streak of calcite is white .The luster of calcite is vitreous(glassy)。 It is brittle and it is not radioactive. Calcite is commonly used to make cement. |
小挑戰 我們在哪裡可以找到這石頭? 我們可以在墨西哥,美國,英國,印度和德國。找到方解石。 | Challenge Where can we find this stone? The stone can be found Mexico, the US, England, India, and Germany. |
Reference
http://webmineral.com/data/Calcite.shtml#.YHxKPugzZPY
https://www.softschools.com/facts/geology/calcite_facts/374/
by Li King Man on 18 April 2021