Question

Ranging from the hardest diamond to the softest talc.Why are they so varied?

Answer 1

Diamonds and corundum are minerals that are very hard. ... There are over 4,000 different types of minerals including talc, diamonds, calcite, gypsum, gold, quartz, pyrite ... One of the hardest minerals is diamond and one of the softest is talc. ... This gallery shows the major types of luster, which range from metallic to dull.