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Learn how to measure a mineral's resistance to scratching with the Mohs hardness scale. Find a chart of select gems ordered by hardness, from diamond (10) to talc (1).
- Apatite
Aside from a destructive scratch test to determine hardness,...
- Alexandrite
Noted mineralogist Nils Gustaf Nordenskiöld was the first to...
- Gemstone Toxicity Table
This gemstone toxicity table rates 280+ gems based on their...
- Standard Gem Sizes Chart
The carat weights given for standard gem sizes in the...
- Wearability
Gemstone hardness measures resistance to scratching. Learn...
- Apatite
The hardest gemstones (diamonds, rubies and sapphires) get a rating closer to 10 on the Mohs scale, while the softer gemstones (amber, chrysocolla and pearl) are placed closer to 1 (see the entire Mohs index above).
A Complete Hardness Chart of Popular Gemstones. Each mineral has its own hardness value. The Mohs scale is used worldwide to understand the hardness of stones. The Mohs scale is a ten-point scale of relative surface hardness of minerals.
7 Φεβ 2019 · The Mohs scale describes how hard a gemstone is based on scratch resistance. It’s important for gem cutting, identification, and protection. Find each mineral’s hardness in this guide!
To assist you in determining the hardness of your favourite gemstone, we have compiled a list of Hardness Scale And Chart For Select Gems.
Gemstone hardness measures resistance to scratching. Learn how hardness and other factors contribute to a gem's wearability.
9 Οκτ 2012 · The Mohs scale helps to identify how durable a gem is. The more durable a gem is, the more suitable it is for use in frequently worn jewelry. The Mohs scale (pronounced MOZE) rates the hardness of gems and minerals. The hardness of a stone indicates the stone’s resistance to scratching. Learn more.
