Roks and Minerals "Mohs Scale"

Front

What is the hardest mineral on the Mohs scale?

Back

Diamond is the hardest mineral.

Front

What is a mineral?

Back

A naturally formed, inorganic solid that has a crystalline structure.

Front

What mineral is the softest on the Mohs scale?

Back

Talc is the softest mineral, rated 1 on the Mohs scale.

Front

Can rocks contain fossils?

Back

Yes, rocks can contain fossils.

Front

Can quartz be scratched by topaz?

Back

Yes, quartz can be scratched by topaz.

Front

What is the Mohs scale used for?

Back

The Mohs scale is used to measure the hardness of minerals.

Front

What mineral is rated 10 on the Mohs scale?

Back

Diamond is rated 10 on the Mohs scale.

Front

What mineral is rated 7 on the Mohs scale?

Back

Quartz is rated 7 on the Mohs scale.

Front

What is the second softest mineral on the Mohs scale?

Back

Gypsum is the second softest mineral, rated 2 on the Mohs scale.

Front

What mineral is commonly used in talcum powder?

Back

Talc is commonly used in talcum powder.