Gold Quartz | Gemopedia

The term gold quartz refers to milky quartz that contains native gold inclusions.
Colors
White, Very Light Gray

Gold Quartz Classification

Common Name

Gold Quartz

Species

Quartz

Variety

Gold Quartz

Colors

White, Very Light Gray

Alternate Names

Gemstone Groups

Key Separations

Refractive index, appearance, birefringence, optic character and optic figure.

Comments

Gold Quartz Optical Properties

Transparency

Translucent - Opaque

Refractive Index

1.544-1.553
Tolerance:very constant

Birefringence

0.009

Optic Character

Uniaxial

Optic Sign

Positive

Polariscope Reaction

Doubly Refractive (DR)

Fluorescence

SWUV:
LWUV:

CCF Reaction

Pleochroism

None

Dispersion

Comments

Gold Quartz Chemistry & Crystallography

Chemical Name

silicon dioxide (aka silica)

Chemical Formula

SiO2

Synthesis

Crystal System

Trigonal

Classification

Silicate

Nature

Natural

Crystallinity

Crystalline to Aggregate

Comments

Gold Quartz Characteristic Physical Properties

Hardness

7

Streak

White

Specific Gravity

2.64-2.69 Typical:2.66

Toughness

Good

Inclusions

Gold quartz will have gold inclusions. CO2 or H2O inclusions that give the stone a milky appearance.

Luster

Vitreous

Stability

Good

Fracture

Conchoidal

Cleavage

None

Comments

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