Phantom Citrine with internal rainbow + layered growth bands

This natural citrine quartz freeform is a striking and immersive piece, featuring continuous phantom formations that run throughout the entire crystal, beautifully complemented by vibrant internal rainbow refractions. Its warm golden glow and layered internal structure create a sense of depth and movement, offering a captivating display from every angle.

Carefully shaped into a smooth polished freeform, this piece enhances clarity while preserving the intricate internal features that make it unique. Distinct phantom lines can be seen extending all the way through the crystal, forming delicate, layered bands that record multiple stages of growth. These continuous formations give the piece a strong visual flow and a rare sense of structural cohesion.

Internal fractures and inclusions interact with light to produce shifting rainbow flashes, adding bursts of colour that appear and change as the crystal is moved. The colour ranges from soft lemon tones to richer golden hues, with natural variation that enhances both the depth and overall character of the piece.

Key Features
Material: Natural Citrine (Quartz)
Formation: Polished freeform with continuous phantom growth lines and rainbow inclusions
Color: Pale lemon to warm golden-yellow with natural tonal variation
Crystal Habit: Freeform with full-length internal phantoms, inclusions, and rainbow refractions
Finish: Smooth polished exterior
Shape: Organic freeform

Dimensions
Size: 5.7cm x 3.5cm
Weight: 83 grams 

Geological & Scientific Notes
Citrine is a variety of quartz coloured by trace amounts of iron within its structure. Its warm yellow tones develop naturally through geological heating processes over long periods.

This specimen is particularly notable for its continuous phantom growth lines, which run throughout the crystal. These features form when the crystal’s growth is interrupted and later resumes, leaving behind layered outlines that trace its development over time. The uninterrupted nature of these phantoms makes the internal structure especially visible and cohesive.

Rainbow refractions occur as light passes through internal fractures and microscopic inclusions. These natural features disperse light into spectral colours, creating vivid flashes that shift depending on angle and lighting conditions.

Clarity varies across the piece, with transparent areas enhancing the visibility of the phantom structures, while more included zones intensify the rainbow effects. These inclusions are entirely natural and contribute to the individuality and visual impact of the crystal.

The polished freeform shape enhances both the visibility of these internal features and the way light moves through the piece, resulting in a luminous and visually dynamic display.

Mineral: Quartz
Formula: SiO₂
Colour: Pale yellow → deep amber
Cause of Colour: Iron impurities
Lustre: Vitreous (glassy)
Transparency: Transparent → translucent
Streak: White
Hardness: 7 (Mohs)
Fracture: Conchoidal
Cleavage: None
Density: ~2.65
Crystal System: Trigonal
Habit: Hexagonal prisms
Formation: Igneous rocks & hydrothermal veins
Common Locations: Brazil, Madagascar, Russia
Optical:
Refractive Index: ~1.54–1.55
Weak pleochroism
Extras:
Natural citrine is rare
Often heat-treated amethyst
Colour usually more uniform than amethyst

Condition
Smooth polished exterior
Continuous phantom growth lines visible throughout
Natural inclusions and internal fractures present
Strong rainbow refractions under light
Minor natural surface and internal features consistent with quartz
No dyeing or artificial enhancement

Care Instructions
Handle with care to avoid chips or scratches
Clean gently with a soft cloth or mild water
Avoid prolonged exposure to direct sunlight
Keep away from harsh chemicals
Store separately to protect the surface