It can be hard to remember the hardness levels of all the minerals and substances of the Earth. Calcite is something that is harder than gold.Ê
The mineral fluorite is harder than calcite. Fluorite is represented as a 4 on the Mohs scale of relative mineral hardness, calcite is a 3.
It is hardness. Calcite is harder than gypsum.
yes
yes
kaolin
calcite
Quartz is much harder than calcite.
Quartz is much harder than calcite.
Quartz because its harder than calcite and the quartz in thicker.
Quartz because it is harder, more durable and more resistant to scratching than calcite.
the minerals are fluorite, apatite ,and orthoclase
calcite