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The scale ranges from 1 to 10, with 1 being the softest (talc) and 10 the hardest (diamond). He assigned the softest mineral, talc, a value of 1 on his scale, and the hardest mineral, diamond, a For example, corundum can scratch topaz but not diamond. For instance, the jump in hardness from corundum to diamond is much greater than from calcite to fluorite For example, diamonds, being the hardest natural substance, are at the top of the scale and can be used

Precious stones include diamonds, rubies, sapphires, and emeralds, among others. Diamonds top the scale with a hardness of 10, making them the hardest rock, while talc ranks at the bottom Precious stones like diamonds and rubies are typically more expensive due to their scarcity and high The natural blue diamond, a rare and captivating beauty, holds the title of the most expensive gemstone Other contenders for this esteemed position include red diamonds, jadeite, and colored sapphires.

Mohs scale : Talc Gypsum Calcite Fluorite Apatite Orthoclase Quartz Topaz Corundum (Ruby, Sapphire) Diamond Mohs hardness February - Amethyst: 7 Mohs hardness March - Aquamarine: 7.5-8 Mohs hardness April - Diamond

Platinum's naturally white sheen enhances the brilliance of gemstones, particularly diamonds, without