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Question
Which one of the following is the hardest mineral?
Which one of the following is the hardest mineral?
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Solution
The correct option is D Diamond
- Diamonds are at the top of Friedrich Mohs scale of mineral hardness next comes topaz, quartz, feldspar, apatite, fluorite, calcite, gypsum.
- They are incredibly hard because they have crystallized in a particular atomic shape that resulted from heat and pressure on Earth at a depth of 140 to 150km.
- Diamonds are at the top of Friedrich Mohs scale of mineral hardness next comes topaz, quartz, feldspar, apatite, fluorite, calcite, gypsum.
- They are incredibly hard because they have crystallized in a particular atomic shape that resulted from heat and pressure on Earth at a depth of 140 to 150km.
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