Imperial Topaz (A variety of topaz of orange, pinkish colours.)

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Physical & Optical Properties

Mohs Hardness 8,0
Specific Gravity 3,49 – 3,57
Refractive Index 1,609 – 1,643
Crystal System Orthorhombic
Cleavage Perfect
Fracture Uneven,Conchoidal
Color yellow
Birefringence 0,008
Dispersion 0,014
Pleochroism Yellow: definite - lemon-honey, straw-yellow; Red: strong - dark red, yellow, pink-red

Mohs Hardness

Mohs Hardness: 8,0
1 Soft10 Hard

Crystal System

a b c Orthorhombic a ≠ b ≠ c, α = β = γ = 90°

Value & Market

Price Tier Fine ($500-5,000/ct)

Where to Buy Imperial Topaz (A variety of topaz of orange, pinkish colours.)

About Imperial Topaz (A variety of topaz of orange, pinkish colours.)

El topacio imperial es la variedad más valiosa del topacio, que exhibe colores cálidos de naranja a naranja-rosa, melocotón o rosado-naranja intenso, con el color más deseado siendo el naranja-amarillo a naranja saturado con destellos rosados. El material más fino proviene exclusivamente de la región de Ouro Preto en Minas Gerais, Brasil, donde ha sido extraído durante siglos. El nombre 'imperial' hace referencia a su histórica asociación con los zares rusos, quienes reservaban las piedras de color más fino para la familia real.

Jewelry Use

Durability 9/10

Suitable for daily wear

Science FYI Family

Frequently Asked Questions

What is Imperial Topaz (A variety of topaz of orange, pinkish colours.)?
El topacio imperial es la variedad más valiosa del topacio, que exhibe colores cálidos de naranja a naranja-rosa, melocotón o rosado-naranja intenso, con el color más deseado siendo el naranja-amarillo a naranja saturado con destellos rosados. El material más fino proviene exclusivamente de la regió
What is the hardness of Imperial Topaz (A variety of topaz of orange, pinkish colours.)?
Imperial Topaz (A variety of topaz of orange, pinkish colours.) has a Mohs hardness of 8.0, making it excellent for use in jewelry.
What color is Imperial Topaz (A variety of topaz of orange, pinkish colours.)?
Imperial Topaz (A variety of topaz of orange, pinkish colours.) is primarily Yellow.
How much does Imperial Topaz (A variety of topaz of orange, pinkish colours.) cost?
Imperial Topaz (A variety of topaz of orange, pinkish colours.) falls into the Fine ($500-5,000/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Imperial Topaz (A variety of topaz of orange, pinkish colours.)?
Imperial Topaz (A variety of topaz of orange, pinkish colours.) belongs to the Orthorhombic crystal system.

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