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Paraíba tourmaline is a rare and highly prized gemstone with a unique, vibrant blue-green to greenish-blue color. It's known for its electric or neon coloration, which can resemble the striking shades of a tropical sea.

Here are some characteristics of Paraíba tourmaline:

Color

Paraíba tourmaline is known for its intense blue hues and high color saturations. It can appear in a variety of colors, including emerald green, turquoise to sky blue, sapphire blue, indigo, bluish-violet, purple, and pale grey to violet-blue.

Composition

Paraíba tourmaline contains copper and manganese, which gives it its unique color.

Discovery

Paraíba tourmaline was first discovered in the late 20th century in the Brazilian state of Paraíba, which is where it gets its name.

Value

Paraíba tourmaline is valued for its color over clarity. Some of the highest priced gemstones in the world, authentic Brazilian paraibas can be priced at over five figures per carat.

Heat treatment

The colors of Paraíba tourmalines should always be considered to be potentially modified by heat treatment.