answersLogoWhite

0

Pure copper has a Mohs Hardness of 3. So called copper coins have a Mohs hardness of 3.2-3.5.

Please see related links.

User Avatar

Wiki User

15y ago

What else can I help you with?

Related Questions

Are diamonds softer or harder than copper?

Diamond is the hardest known natural mineral on earth, raking top or 10 on the Mohs Scale of hardness. Copper ranks 2.5-3 on the same scale, rating it as much softer than diamond.


Is calcite harder than copper?

Yes, calcite is softer than copper. Calcite has a Mohs hardness of 3, while copper has a Mohs hardness of 2.5 to 3.


Is limestone softer than basalt?

Yes, lime stone is 3 - 4 on the Mohs scale, Bassalt is 7 on the Mohs scale.


How hard is a steel knife on Mohs hardness scale?

A typical steel knife would be in the 5-5.5 range on the Mohs scale.


Which mineral is softer than a fingernail?

On the Mohs hardness scale, Stibnite is about 2 while fingernails are about 2.2-2.5. This means that stibnite is softer than a fingernail, but only slightly.


Is feldspar softer than pencil lead?

No, feldspar is not softer than pencil lead. Pencil lead, which is made of graphite, has a higher hardness on the Mohs scale compared to feldspar. Feldspar is typically around a 6 on the Mohs scale, while graphite is around 1-2.


How hard is alexandrite?

Alexandrite is approximately 8.5 on the Mohs scale of hardness, which is significantly softer than most minerals.


Are there any minerals softer than talc?

There are no other minerals that are softer than talc. On Moh's hardness scale, diamonds are the hardest mineral, and talc is the softest mineral in the world.


Will quartz scratch a peice of copper?

Yes, quartz is harder than copper on the Mohs scale, so quartz can scratch copper.


What is softer than quarts but harder than apatite?

Topaz is softer than quartz but harder than apatite on the Mohs scale of mineral hardness. It has a hardness of 8 on the scale, whereas quartz has a hardness of 7 and apatite has a hardness of 5.


Which is harder-------------- copper or diamond?

Diamond is much harder than copper. On the Mohs hardness scale (higher numbers are harder), diamond is a 10 and copper is somewhere between 3 and 4.


How hard is boron?

Extremely hard about 9.5 on Mohs' scale