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Quartz
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∙ 7y ago
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How hard is biotite?
it is not hard because you can split the mineral
What is the most common mineral found in rocks?
a common mineral in solid form starts with rock
What does hard water contain?
mineral substance
Which mineral is hard enough to scratch calcite but not hard enough to scratch amphibole?
Bsjs
Why are sea shells hard?
Seashells are hard because they are mainly made of calcium, a hard mineral, which is what bones are made of.
Is crystal of a mineral the color of the powder produced when its dragged across hard or rough surfaces?
No, that is called the streak of a mineral.
What six sided mineral crystal is a very hard mineral?
It's a quarts. This isn't much info but maybe this will help
What make diamonds hard?
The structure of the carbon atoms make diamonds hard, the hardest natural mineral. Their crystal habit is octahedral and their crystal system is isometric-hexoctahedral.
Is a white mineral that is very hard?
Diamond is a very hard white mineral.
Is a mineral soft?
No, a mineral is a hard substance
Which is the hardest mineral?
Diamond is the hardest mineral at Mohs hardness 10, ten being the hardest. There is no natural mineral substitute for processes requiring diamond. Diamond is four times as hard as corundum, the mineral constituting rubies and sapphires. Although diamond is the hardest naturally occurring mineral, it is easily fractured, a characteristic which allowed early jewellery makers to facet this crystal.
Is fluorite a hard mineral?
yes its hard
What type of connective tissues is hard and has lots of mineral salts?
Bones are hard and contain mineral salts.
What is a mineral's streak?
The color the mineral makes on a hard surface
What is mineral's streak?
The color the mineral makes on a hard surface
How god make bone?
by mineral deposits that are brought together hence forming hard structures called bones
What makes diamond most suitable for cutting hard material while graphite best for making pencils?
Both diamond and graphite are alltropes of carbon. But the crystal structure of diamond makes it the hardest natural mineral, while the crystal structure of graphite makes it a natural for pencils.
