Achroite

Tourmaline Group

Key Properties

Property Value
Mohs Hardness 7.25 (7-7.5)
Typical Size 0.5-30 carats (commercial: 1-15 carats; larger clean stones available)
Typical Price Range $100-800+ per carat (commercial: $200-500; colorless over 5ct $600-800+)
Rarity Level Limited Occurrence
Availability Level Limited Supply
Availability Driver Limited Deposits
Investment Appropriateness Collector Gems

Pricing

Typical Price
$150.00
per carat
MC Price
N/A
per carat
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per carat
Sold Price
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per carat
My Price
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per carat
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Price Calculator

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BEARISH
41.25

Score Components

Geo rarity
65
Mkt availability
65
Invest Appr
0
hardness
25
price
45

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Detailed Descriptions

Rarity Description: Colorless tourmaline variety; rare compared to colored tourmalines. Name from Greek "achros" (colorless).

Availability Description: Available through specialty dealers; less common than colored tourmalines; collector interest for complete tourmaline series.

Investment Description: Rare colorless tourmaline; collector interest for variety; limited market demand; primarily for tourmaline specialists.

Price History (Last 3 Years)

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Origin Variants

No origin variants found for this gem.

Color Variants

No color variants found for this gem.

Price Levels of Origin and Color Variants on MC

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