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What rock is soft and eaisly scratched?
as part of my science homework we have to give an example of a rock which is soft and easily scratched but I don't know what rock that is please help?
What rock has colourless chunk that breaks apart into cubes and has no lustre and is soft enough to be scratched by fluorite?
Calcite perhaps (although it does not form cubes).
What minerals are soft enough to be scratched by a fingernail?
Minerals that are soft enough to be scratched by a fingernail include gypsum (2 on the Mohs scale), talc (1), and calcite (3).
Is the halite soft or hard?
Halite is hard. It can be scratched by a steel file and a knife with difficulty
What rock is soft enough to be scratched by a nail?
Rocks that mostly contain minerals like mica, gypsum, and talc can be scratched by a fingernail.
Which rock would be scratched with the finger?
A very soft rock like gypsum or talc would be scratched easily with a finger. Rocks like quartz, granite, or diamond would not be scratched by a finger.
Is a metal that is soft enough to be cut with a knife?
Mercury.
Is a metal that is soft enough to cut with a knife?
Mercury.
The what are soft metals that can be cut with a knife?
Alkali Metals are soft enough to be cut with a knife.Alkali Metals:LithiumSodiumPotassiumRubidiumCesiumFrancium
What is halite's hardness on mohs scale?
Halite, also known as rock salt, has a hardness of 2-2.5 on the Mohs scale. It is a relatively soft mineral that can be easily scratched with a fingernail or a pocket knife.
What test can help distinguisg gypsum and quartz?
The scratch test can help distinguish gypsum from quartz. Gypsum is a soft mineral, so it can be easily scratched with a fingernail or with a knife blade. Quartz, on the other hand, is much harder and cannot be scratched with a knife blade.
What is a metal that is soft enough to cut with a knife?
Lithium and possibly sodium
