Prasiolite Gemstone Value Guide

10.23Cts Natural Gorgeous Green Amethyst(Prasiolite) 12.5mm ...
Prasiolite Gemstone
Estimated Value
$25 – $25
Period
1950-Present
Origin
Brazil
Materials
Prasiolite
Category
Prasiolite

Prasiolite, frequently referred to as Green Amethyst, is a distinctive variety of quartz prized for its soft, leek-green hue. While naturally occurring in Brazil, most collectible specimens from the 1950s to the present are created through the specialized heat treatment of natural amethyst.

What Is Prasiolite Gemstone Worth?

The typical price range for Prasiolite Gemstone is $25 - $25 based on recent sales. However, values can vary depending on the item's condition, rarity, and other factors such as:

  • Clarity and transparency significantly impact the $25 price point, with eye-clean stones commanding the most interest.
  • The quality of the faceting and the precision of the cut enhance the gemstone's light performance and marketability.
  • Size and carat weight play a role, though color consistency remains the primary driver for this specific quartz variety.
  • The distinction between rare naturally occurring green quartz and the more common heat-treated amethyst varieties.

How to Identify Prasiolite Gemstone?

  • Look for a characteristic pale, translucent green color that distinguishes it from the deeper tones of emerald or peridot.
  • Verify the origin as Brazil, which remains the primary source for both natural and heat-treated prasiolite quartz.
  • Examine the gemstone for a vitreous luster and a hardness of 7 on the Mohs scale, typical of the quartz family.
  • Check for the 'Green Amethyst' trade name, though 'Prasiolite' is the correct mineralogical term for this faceted green quartz.

History of Prasiolite Gemstone

Prasiolite is a green variety of quartz, often created by heat treating natural amethyst. The process of turning amethyst into prasiolite was first discovered in Brazil, where most natural prasiolite is still found today. It's cherished for its unique green color, offering a distinct alternative to more common gemstones.

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