Rutilated Quartz

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Physical & Optical Properties

Mohs Hardness 7,0
Specific Gravity 2,65
Refractive Index 1,544 – 1,553
Crystal System Trigonal
Luster Vitreous
Cleavage None
Fracture Conchoidal
Color various
Birefringence 0,009
Dispersion 0,013

Mohs Hardness

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

Crystal System

a a a Trigonal (Rhombohedral) a = b = c, α = β = γ ≠ 90°

Value & Market

Price Tier Moderate ($50-500/ct)

About Rutilated Quartz

O quartzo rutilatado é uma variedade de quartzo transparente ou fumado que contém inclusões aciculares de rutilo dourado, prateado ou avermelhado (dióxido de titânio), criando espetaculares padrões de cabelos de Vénus no interior da pedra translúcida. Estas inclusões, que variam de finos filamentos paralelos a agulhas douradas dispersas, tornam cada pedra única e são consideradas uma característica e não um defeito. O Brasil é a principal fonte, e o quartzo rutilatado é amplamente utilizado em cabuchões, contas e pedras facetadas.

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Jewelry Use

Durability 7/10

Suitable for daily wear

Science FYI Family

Frequently Asked Questions

What is Rutilated Quartz?
O quartzo rutilatado é uma variedade de quartzo transparente ou fumado que contém inclusões aciculares de rutilo dourado, prateado ou avermelhado (dióxido de titânio), criando espetaculares padrões de cabelos de Vénus no interior da pedra translúcida. Estas inclusões, que variam de finos filamentos
What is the hardness of Rutilated Quartz?
Rutilated Quartz has a Mohs hardness of 7.0, making it excellent for use in jewelry.
What color is Rutilated Quartz?
Rutilated Quartz is primarily Various.
How much does Rutilated Quartz cost?
Rutilated Quartz falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Rutilated Quartz?
Rutilated Quartz belongs to the Trigonal crystal system.

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