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That depends on WHAT rock or mineral we're talking about. Often, rocks are harder, though.

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15y ago

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What makes a rock harder?

The hardness of a rock is determined by its mineral composition and the bonding strength between its mineral grains. Rocks with minerals like quartz and diamond are usually harder due to their strong molecular structures. Factors like heat and pressure during formation can also influence the hardness of a rock.


Is igneous harder than sedimentary rocks?

Not necessarily. The hardness of a rock depends on its mineral composition and how it formed, rather than the type of rock it is. Some igneous rocks are harder than sedimentary rocks, while others may be softer. It varies depending on the specific rock type within each category.


Is diamond harder than rock?

Diamond is a the hardest mineral, so yes. Minerals are what make up rocks.


Why is intrusive rock usually harder than extrusive rock?

Intrusive rock cools slowly beneath the Earth's surface, allowing larger mineral crystals to form, making the rock harder. Extrusive rock cools quickly on the Earth's surface, leading to smaller crystals and a softer composition.


Is it true or false mineral can scratch any mineral harder than itself?

false a mineral can not scratch any mineral harder than itself


What is the mineral of half gold rock?

Half gold rock may refer to a mineral called pyrite, also known as fool's gold. Pyrite is a brassy yellow mineral that resembles gold but has different properties, such as being harder and more brittle. It is commonly found in association with gold deposits.


Is quartz a mineral or a rock mineral rock Submit?

mineral


is rock salt a rock or mineral?

Mineral


What kind of mineral will scratch a mineral?

A harder mineral will scratch a softer one.


How are diamonds used in a rock drill?

A rock drill may be tipped with industrial diamonds, because the diamond tip makes the drill harder than the rock(s). Diamond is the hardest natural mineral on Earth.


Is diamond softer or harder than rock?

Harder..One of the hardest things in the natural world.


What is harder a mineral that has a 7 rating or a 2?

Higher means harder.