Natural citrine cluster with rainbow inclusion

This is a natural citrine quartz cluster displaying multiple crystal points emerging from a shared matrix, showcasing a dynamic and organic growth formation. The piece features soft golden-yellow tones with subtle smoky hues, complemented by iron-rich inclusions that add warmth and earthy character throughout.

Unlike single polished points, this specimen retains its raw clustered structure, with several terminations pointing in different directions. This creates a visually striking, multidimensional formation that highlights the crystal’s natural growth environment. The terminations vary in size and condition, with some appearing more defined while others show natural wear, etching, and growth interruptions.

Key Features
Material: Natural Citrine (quartz variety)
Formation: Multi-point crystal cluster on natural matrix
Color: Pale to medium golden-yellow with soft smoky undertones
Crystal Habit: Cluster formation with multiple prismatic points and varied terminations
Finish: Raw, unpolished with natural faces, textures, and matrix base
Shape: cluster / multi-point formation

Dimensions
Approx. Size: 8.5cm x 6.1cm
Weightad194 grams

Geological & Scientific Notes
Citrine is a variety of quartz coloured by trace amounts of iron within its crystal structure. The golden-yellow tones develop through natural heating and oxidation processes deep within the Earth over extended periods.

This specimen demonstrates classic clustered quartz growth, where multiple crystals form simultaneously from a shared base. Variations in crystal size, angle, and clarity occur due to fluctuations in temperature, pressure, and mineral saturation during formation.
Iron inclusions are visible throughout the piece, appearing as orange to rust-coloured deposits both internally and on the surface. These inclusions contribute to the overall colouring and provide insight into the mineral-rich environment in which the crystal developed.

The terminations show a mix of intact points and naturally weathered surfaces. Some faces exhibit light etching or textural variation, which forms as the crystal interacts with surrounding minerals or changing conditions during growth.

Clarity varies across the cluster, with some points appearing more translucent and others more opaque due to internal inclusions and micro-fractures. These features are entirely natural and typical of raw quartz formations.

The matrix base remains attached, showing the original host rock from which the crystals grew. This adds geological context and enhances the specimen’s natural authenticity.

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
Natural raw cluster formation with multiple crystal points
Visible inclusions, internal fractures, and surface texture throughout
Mixed termination quality with natural wear and etching
Iron-rich inclusions present across the specimen
Matrix base intact
No polishing, dyeing, or artificial enhancement

Care Instructions
Handle carefully to avoid damage to delicate points and terminations
Clean gently using a soft brush or dry cloth
Avoid prolonged exposure to direct sunlight to help preserve colour
Keep dry and avoid harsh chemicals
Store separately to prevent chipping or contact damage