2 - Gypsum
flint is a type of quartz, so it has a hardness of about 7 on the mohs scale of hardness
Dolomite has a hardness of 3.5-4 on the Mohs scale of hardness.
Azurite has a hardness of 3.5 to 4 on the Mohs hardness scale.
Data about the hardness of polonium don't exist.
Diatomite has a hardness of around 5.5 on the Mohs scale of hardness.
The plural of zinc is zincs. As in "the zincs reacted violently to fire".
1.65
7.133
zincoxide.
Generally by unbolting them or unscrewing them
419.5 °C
65.41 but if rounded 65
The cast of La pucelle des zincs - 1995 includes: Maureen Diot Denis Falgoux Maxime Leroux
0, 1 and 2 oxidation states
Zinc is a transition metal in the d-block in group 12 .
The element symbol for zinc is Zn.
It is recommended to replace engine and hull zincs if they are deteriorating or corroded.