Paraiba Tourmaline

Paraíba is the copper-bearing variety of tourmaline, and the copper is the whole story: it produces neon blue, turquoise, and blue-green tones that no other tourmaline reaches, often with manganese alongside it. The first stones came out of the Brazilian state of Paraíba in the late 1980s and changed what the trade believed tourmaline could do, a history told in Paraíba: The Most Valuable Tourmaline.

One question comes up more than any other, so here is the answer before it is asked. In modern gemology the name Paraíba describes copper-bearing tourmaline showing that characteristic neon colour, whatever its source, and material is now mined in Mozambique and Nigeria as well as Brazil. Original Brazilian stones remain the scarcest and command the strongest premium. Where origin is laboratory-documented we state it; where it is not, we say that too, following the logic in Gemstone Origins & Rarity.

Colour decides value here more completely than in almost any other species. The finest stones combine intense saturation with high brightness and little grey pulling at the hue, producing the glow that gives the material its name in the market. Because fine rough is so scarce, stones with outstanding colour stay in demand even below one carat, which is not true of most tourmaline.

Many Paraíba tourmalines undergo gentle heating to improve colour, a stable and long-accepted gemological treatment. The status is stated on every listing, per the framework in Treated vs. Untreated Gemstones.

At 7 to 7.5 on the Mohs scale, Paraíba suits rings, pendants, and earrings in everyday wear, and it belongs to the wider species covered in our tourmaline collection. Every stone ships with the Sosna Gems Colored Stone Report, selected gems carry reports from internationally recognised laboratories, and independent certification can be arranged on request. For a commissioned setting, see bespoke jewelry.