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Q: Which rocks will scratch a steel knife or window glass?
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Related questions

What rocks scratch glass?

Most rocks would.


What do lions scratch?

They scratch trees and rocks.


What minerals can scratch glass?

Any mineral with roughly a hardness of 6 or more on the Mohs scale of mineral hardness could scratch glass, which is roughly 5.5 on the Mohs scale. Some minerals that could scratch glass would be quartz, topaz, corundum, and diamond.


Can copper scratch other rocks and minerals?

I would say not likely. Most metals are rather soft in their pure form. One of the most distinguishing characteristics about metals is that they are sectile, or easily cut with a knife. Silver has a hardness (on the Mohs scale) of 3. That is probably not going to scratch many other minerals.


What is a sentence using the word 'jagged'?

The jagged mountain peaks towered above us, casting long shadows over the valley below.


What kinds of incidents will full glass auto insurance cover?

They will cover acidents that break the window. Also road damage like from rocks.


What does it mean when two rocks cannot scratch each other?

If two rocks cannot scratch each other, then they would have to be of equal hardness. A harder rock can always scratch a softer rock.


What are the classifications of igneous rocks?

it can get scratch by a diamond


What are examples of transparent items?

Transparent means things that you can see through. Some examples are glass, air, water, and a window. There is a thing such as opaque transparency.


Can quartz scratch other rocks and minerals?

yes.


Can moonstone scratch other rocks and minerals?

yes it can


What size serving goes in a rocks glass?

Depends on the size of the Rocks glass and the type of drink