Quick Facts
Formation & Origin
Aqua aura quartz is not a natural mineral. It is created through a process called chemical vapor deposition (CVD). Clear quartz crystals are placed in a vacuum chamber and heated to approximately 871°C (1600°F). Vaporized gold is then introduced into the chamber, where the gold atoms bond permanently to the surface of the quartz crystal at a molecular level.
The result is an extremely thin but permanent coating of gold (only a few atoms thick) that produces an intense electric blue color through thin-film interference. The gold doesn't just sit on the surface like paint, but forms a permanent molecular bond with the silicon dioxide of the quartz, making the color extremely durable.
While entirely man-made in terms of the treatment, both components (natural quartz and pure gold) are genuine. The process was developed in the 1980s and has since spawned many variations using different metals: titanium (rainbow aura), platinum (angel aura), copper and titanium (flame aura), among others.
Identification Guide
Aqua aura quartz is identified by its vivid electric blue color with iridescent metallic sheen on a clearly crystalline quartz base. The blue color is too intense and metallic to be any natural blue mineral. The underlying quartz crystal morphology (hexagonal prisms, points) is clearly visible.
Distinguish from natural blue quartz (much paler, no metallic sheen), coated glass (quartz shows natural crystal faces, not molded shapes), and dyed quartz (dye concentrates in fractures, while aura coating is uniform on surfaces). The permanent, even coating that follows crystal faces is characteristic of genuine CVD treatment.
Spotting Fakes
The 'fake' issue with aqua aura quartz is inverted: it's already a treated stone, so the concern is whether the treatment is real CVD gold bonding or simply painted or dyed. Genuine aqua aura has a permanent coating that won't scratch off with a fingernail or dissolve in acetone. The color should be even across surfaces but may be slightly thicker in crevices. Cheap imitations use spray paint or metallic coatings that rub off. The base crystal should be genuine quartz.
Cultural & Metaphysical Traditions
Presented as cultural traditions, not scientific evidence
Despite being a treated stone, aqua aura quartz has developed a significant following in crystal healing since the 1980s. Practitioners associate the gold-quartz combination with communication, psychic enhancement, and aura cleansing. The gold bonding is seen as permanently altering the crystal's energy signature. Some purists prefer natural minerals, but aqua aura has earned its own distinct tradition.
Where It's Found
Treatment process, not a natural mineral
Common source of base quartz crystals
Another source for high-quality base quartz
Price Guide
Good to Know
Scratch test: At hardness 7, Aqua Aura Quartz can scratch glass and steel. It's durable enough for any type of jewelry.
Sources: Found in 3 notable locations worldwide, from Manufactured to Arkansas.
Heft test: Aqua Aura Quartz has average mineral density (2.65). It feels about as heavy as you'd expect from a stone its size.
Related Minerals
The base mineral before treatment
Platinum/silver vapor-deposited variety
Titanium/niobium-treated variety