Discussion :: Building Materials - Section 3 (Q.No.5)
The hardest rock is
Answer: Option B
No answer description available for this question.
|Extra said: (Jul 27, 2014)|
|Is diamond a rock?|
|Subinsekhar said: (Oct 17, 2014)|
|Since it is a natural mineral, we can consider diamond as a rock.|
|Mukunda said: (Aug 13, 2015)|
|Answer will be thinner.|
|Nawaz Ikram said: (Dec 24, 2015)|
|Diamonds are not a rock. They are a mineral. Minerals are a "naturally occurring, inorganic (not alive) solid, they also have a crystal-shaped structure.
Rocks are a little different. They contain one or more minerals, but are not minerals themselves. Granite, for instance, is made of quartz and other minerals, often feldspar and biotite.
|Mujahid Hussain said: (Mar 18, 2016)|
|Diamonds are minerals, and also refined form of mineral which we naturally occurring.|
|Sreejith Nair said: (Aug 16, 2016)|
|A rock formed by only one mineral is called Monomineralic rock and several minerals are polymineralic rock.|
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