
Golden Tourmaline
Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 (elbaite, Mn-bearing)
A warm golden-yellow elbaite tourmaline colored by manganese, ranging from honey to bright canary tones.
- Mohs hardness
- 7-7.5
- Color
- Golden yellow to yellow-orange
- Type
- gemstone
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Overview
Golden tourmaline is a trade name for gem elbaite in warm golden-yellow to yellow-orange tones. Yellow tourmaline is relatively uncommon, and the brightest, purest yellows are especially prized.
The color is produced mainly by manganese, with the manganese-rich end-member tsilaisite representing the deepest yellow chemistry. Hues range from soft honey and gold to vivid canary yellow.
Golden tourmaline offers a cheerful, sunny alternative to citrine and yellow sapphire, with the durability typical of the tourmaline group.
Formation & geology
Golden tourmaline forms in granitic pegmatites from boron-, lithium- and manganese-rich residual fluids during the final stages of granite cooling. Manganese in the elbaite structure produces the yellow coloration, with the most manganese-rich crystals trending toward the tsilaisite composition.
Crystals grow in pockets with quartz, feldspar and other colored tourmalines, and yellow zones can grade into green or other hues.
Notable sources of bright yellow tourmaline include Malawi (Zambezi-area deposits), Tanzania, Madagascar, Brazil and Nigeria.
How to identify it
Golden tourmaline shows the standard tourmaline habit, hardness 7-7.5, vitreous luster, white streak, no cleavage and strong pleochroism.
Its yellow to golden color with noticeable pleochroism helps separate it from singly refractive yellow stones. Compared with citrine, tourmaline is harder and more strongly pleochroic; compared with yellow sapphire it is less dense and shows different optics.
The purest, most saturated yellows are the most desirable and the rarest, so very bright canary stones warrant verification.
Uses & significance
Golden tourmaline is used in rings, pendants and earrings, valued for its sunny color and good durability. Bright, clean canary-yellow stones command premium prices because pure yellow tourmaline is relatively scarce.
It offers a colorful, harder-wearing alternative to citrine for everyday jewelry and pairs attractively with yellow gold.
Metaphysically, yellow tourmaline is associated with the solar plexus, confidence and vitality, claims that are traditional rather than scientifically supported.
Frequently asked questions
What gives golden tourmaline its color?
Manganese in the elbaite structure produces the yellow tones; the most manganese-rich material approaches the species tsilaisite.
Is yellow tourmaline rare?
Bright, pure yellow tourmaline is relatively uncommon, so vivid canary stones can command premium prices.
How is golden tourmaline different from citrine?
Tourmaline is harder (7-7.5 versus 7 for quartz) and strongly pleochroic, while citrine shows weaker pleochroism.
Where does golden tourmaline come from?
Notable sources include Malawi, Tanzania, Madagascar, Brazil and Nigeria.
Golden Tourmaline guides
In-depth guides for identifying, valuing, and understanding Golden Tourmaline.
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