A ledger of hardness & care.

The Mohs scale measures how easily a stone scratches, not how tough it is. Ranked hardest to softest.

StoneMohsDurabilityBest for
DiamondDiamond 10✦✦✦✦✦ Everyday
SapphireSapphire 9✦✦✦✦✦ Everyday
RubyRuby 9✦✦✦✦✦ Everyday
TopazTopaz 8✦✦✦✦✦ Everyday
TourmalineTourmaline 8✦✦✦✦✦ Everyday
SpinelSpinel 8✦✦✦✦✦ Everyday
Cubic Zircon 8✦✦✦✦✦ Everyday
EmeraldEmerald 1 7.5–8✦✦✦✦✦ Wear with care
AquamarineAquamarine 7.5–8✦✦✦✦✦ Everyday
AgateAgate (Aqeeq) 7✦✦✦✦✦ Everyday
AmethystAmethyst 7✦✦✦✦✦ Everyday
CitrineCitrine 7✦✦✦✦✦ Everyday
Hair Quartz (Moh-e-Najaf) 7✦✦✦✦✦ Everyday
Kunzite 6–6.5✦✦✦✦✦ Wear with care
OpalOpal 6–6.5✦✦✦✦✦ Wear with care
Sunstone (Sunshine) 6–6.5✦✦✦✦✦ Wear with care
RutileRutile 6–6.5✦✦✦✦✦ Wear with care
TurquoiseTurquoise (Feroza) 5–6.5✦✦✦✦✦ Pendants & earrings
CoralCoral 3–4✦✦✦✦✦ Pendants & earrings
Freshwater PearlFreshwater Pearl 2–4✦✦✦✦✦ Pendants & earrings
Sea Water PearlSea Water Pearl 3✦✦✦✦✦ Pendants & earrings
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Types of Cut

Faceted Cabochon
Gemstone Facetted and Cabochon Chart