Blue Beryl (Maxixe)

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Physical & Optical Properties

Mohs Hardness 7.5 – 8.0
Specific Gravity 2.6 – 2.9
Refractive Index 1.56 – 1.604
Crystal System Hexagonal
Luster Vitreous
Fracture Conchoidal
Color various
Birefringence 0.003
Pleochroism Strong dichroism: blue to colourless.

Mohs Hardness

1 Talc 2 Gypsum 3 Calcite 4 Fluorite 5 Apatite 6 Orthoclase 7 Quartz 8 Topaz 9 Corundum 10 Diamond Blue Beryl (Maxixe)
Mohs hardness of Blue Beryl (Maxixe) shown against the ten reference minerals, from talc (1) to diamond (10).
Mohs Reference mineral Blue Beryl (Maxixe)
1 Talc
2 Gypsum
3 Calcite
4 Fluorite
5 Apatite
6 Orthoclase
7 Quartz
8 Topaz
9 Corundum
10 Diamond

Crystal System

a a c Hexagonal a = b ≠ c, α = β = 90°, γ = 120°

Value & Market

Price Tier Moderate ($50-500/ct)

About Blue Beryl (Maxixe)

ブルーベリル(マキシェ)は、アクアマリンとは異なる深い青から青紫色を持つベリル変種で、その濃く墨のような色調が特徴です。ブラジルのマキシェ鉱山が命名の由来で、その色は光や熱にさらされると退色しやすい性質があります。宝石学的にはアクアマリンと鉱物種は同じですが、着色メカニズムの違いにより別名で呼ばれます。

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Jewelry Use

Durability 8/10

Suitable for daily wear

Science FYI Family

Frequently Asked Questions

What is Blue Beryl (Maxixe)?
ブルーベリル(マキシェ)は、アクアマリンとは異なる深い青から青紫色を持つベリル変種で、その濃く墨のような色調が特徴です。ブラジルのマキシェ鉱山が命名の由来で、その色は光や熱にさらされると退色しやすい性質があります。宝石学的にはアクアマリンと鉱物種は同じですが、着色メカニズムの違いにより別名で呼ばれます。
What is the hardness of Blue Beryl (Maxixe)?
Blue Beryl (Maxixe) has a Mohs hardness of 7.5 to 8.0, making it excellent for use in jewelry.
What color is Blue Beryl (Maxixe)?
Blue Beryl (Maxixe) is primarily Various.
How much does Blue Beryl (Maxixe) cost?
Blue Beryl (Maxixe) falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Blue Beryl (Maxixe)?
Blue Beryl (Maxixe) belongs to the Hexagonal crystal system.

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