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Gemstones
Precious
Semi-Precious
Rare & Collector
Organic
All Gemstones
Decorative Stones
Marble
Granite
Onyx
Quartzite
Limestone & Travertine
Semi-Precious Slabs
All Decorative Stones
Crystals & Minerals
Carving & Ornamental
Crystals & Specimens
Unique & Unusual
All Crystals & Minerals
Learn
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Birthstones
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Birthstones
December
December Birthstones
December has several birthstones in shades of blue: turquoise, zircon and tanzanite.
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December
Semi-Precious
Tanzanite
Zoisite · Hardness 6–7
Rare