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Gemstone Database
1000+ Real Sri Lankan & World Gemstones — Accurate Properties
🇱🇰 Sri Lankan (500+)
🌍 World (500+)
✨ All Gems (1000+)
All Hardness
4 (Fluorite)
5 (Apatite)
5.5 (Opal, Sphene)
6 (Moonstone, Labradorite)
6.5 (Tanzanite, Peridot)
7 (Quartz, Amethyst)
7.5 (Emerald, Aquamarine)
8 (Spinel, Topaz)
8.5 (Alexandrite)
9 (Sapphire, Ruby)
10 (Diamond)
All SG
2.15 (Opal)
2.56 (Moonstone)
2.61-2.70 (Feldspar)
2.65 (Quartz)
2.68 (Beryl)
2.72 (Emerald)
3.06 (Tourmaline)
3.14-3.18 (Andalusite, Apatite)
3.34-3.35 (Peridot, Tanzanite)
3.52-3.53 (Diamond, Topaz)
3.60 (Spinel)
3.61-3.73 (Garnet, Alexandrite)
3.84-4.00 (Sapphire, Ruby)
4.69 (Zircon)
All RI
1.434 (Fluorite)
1.45 (Opal)
1.518-1.525 (Moonstone)
1.544-1.553 (Quartz)
1.577-1.583 (Beryl, Emerald)
1.619-1.627 (Topaz)
1.624-1.644 (Tourmaline)
1.634-1.643 (Andalusite)
1.691-1.700 (Tanzanite)
1.718 (Spinel)
1.740-1.770 (Garnet, Sapphire, Ruby)
1.746-1.755 (Alexandrite)
1.762-1.770 (Sapphire, Ruby)
1.925-1.984 (Zircon)
2.417 (Diamond)
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