Weight – 2.93 lb’s – 1.332 kg’s
Dimensions – 7.766″ x 4.506″ across/tall (19.725 x 11.445 cm’s)
Country of Origin – Uruguay
LARGE Uruguayan Amethyst Flower Cluster
USD $141.00
SKU: A870
This very large Amethyst Flower cluster has stunning flower form and has beautiful color! To see the true form of this specimen, it is best to watch the video below. This Amethyst flower stands as shown and is in very good condition.
In stock
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Amethyst Flowers Origins & Background
Amethyst Flowers are a distinctive growth formation rather than a separate mineral variety. They are characterized by radiating, curved, or rosette-like crystal growth, often resembling petals, fans, or blossoming sprays.
This formation commonly develops on or around stalactitic or stalagmitic structures, where mineral-rich solutions drip or flow over time, allowing Amethyst crystals to grow outward in layered, curved patterns rather than straight prismatic points.
As silica-rich fluids continue to deposit, successive generations of crystals form along curved surfaces, creating the flowing, floral appearance that gives Amethyst Flowers their name.
Amethyst Flower formations are most often associated with geode and cave environments, particularly in regions known for large Amethyst deposits such as Brazil and Uruguay. Each specimen is highly individual, shaped by fluid movement, gravity, and available growth surfaces.
Because this formation relies on very specific conditions, true Amethyst Flowers are far less common than standard point or cluster formations and are valued for both their natural artistry and geological interest.
Amethyst Flowers Geological Information
Amethyst Flowers form when Quartz crystals grow on curved or irregular substrates, most commonly stalactites, flowstone, or uneven cavity walls within volcanic rock environments.
As mineral-rich fluids seep, drip, or flow over these surfaces, silica crystallizes outward rather than upward, producing radiating, fan-like, or layered crystal structures. Changes in fluid chemistry, flow rate, and temperature influence crystal size, curvature, and density.
The characteristic purple coloration develops through trace iron within the Quartz lattice combined with natural irradiation, as with all Amethyst varieties.
Flower formations may also develop where crystals repeatedly re-nucleate on existing crystal faces, creating overlapping growth that enhances the petal-like appearance.
Common Geological Occurrences
- Stalactitic and stalagmitic structures within geodes
- Flowstone surfaces in volcanic cavities
- Curved or uneven cavity walls in basalt
Physical Properties
| Property | Value |
|---|---|
| Mineral Species | Quartz (Amethyst formation) |
| Chemical Formula | SiO₂ |
| Crystal System | Trigonal |
| Hardness (Mohs Scale) | 7 |
| Luster | Vitreous |
| Transparency | Transparent to translucent |
| Fracture | Conchoidal |
Amethyst Flowers Crystal Care & Ownership Advice
⚠️ Structural Delicacy:
Amethyst Flower formations often contain fine, radiating crystal points that can be more fragile than standard clusters. Handle gently and avoid impact or pressure.
☀️ Sunlight & Heat:
As with most Amethyst, prolonged exposure to strong sunlight or heat may cause gradual fading. Display in indirect or filtered light.
🧼 Cleaning:
Clean using lukewarm water and a soft brush to remove dust. Avoid ultrasonic cleaners or harsh chemicals, which may damage delicate crystal growth.
📦 Storage & Display:
Display on padded surfaces or in stable positions where the specimen is not exposed to vibration or accidental contact.
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Amethyst Clusters Origins & Background
Amethyst Clusters are among the most recognized and widely collected forms of Amethyst. Rather than growing as single points, clusters consist of multiple crystal points sharing a common base, creating a radiating crystalline surface.
The appearance of Amethyst clusters varies significantly depending on geological conditions, growth environment, and locality. Factors such as available space, mineral concentration, temperature stability, and fluid movement all influence point size, density, color zoning, and overall structure.
Some clusters form as dense carpets of small points, while others develop fewer but larger, well-terminated crystals. Color can range from pale lavender to deep violet, sometimes with zoning, phantoms, or smoky undertones.
Major sources of Amethyst clusters include Brazil, Uruguay, Zambia, Madagascar, and Russia. Each region is known for distinct characteristics — for example, Uruguay is often associated with deeper color saturation, while Brazil commonly produces larger clusters with lighter hues.
Because clusters form in open cavities, their growth is influenced by the shape and size of the host rock, resulting in highly individual specimens with natural variation and character.
Amethyst Clusters Geological Information
Amethyst clusters form when silica-rich fluids enter open cavities within volcanic or metamorphic rock and crystallize over long periods. Multiple crystal points nucleate simultaneously on the cavity walls, growing inward toward the center.
The trigonal crystal structure of Quartz causes crystals to grow as six-sided prisms with pointed terminations. When conditions allow many growth sites to remain active at once, clusters develop rather than isolated points.
Variations in fluid chemistry, temperature, and mineral availability can cause differences in point size, clarity, and coloration within a single cluster. Growth interruptions may result in features such as phantoms, growth lines, or uneven point heights.
The characteristic purple color of Amethyst results from trace iron within the Quartz lattice combined with natural irradiation and subsequent geological heating.
Common Geological Occurrences
- Volcanic basalt cavities and geodes
- Hydrothermal Quartz veins
- Metamorphic rock environments
Physical Properties
| Property | Value |
|---|---|
| Mineral Species | Quartz (Amethyst variety) |
| Chemical Formula | SiO₂ |
| Crystal System | Trigonal |
| Hardness (Mohs Scale) | 7 |
| Luster | Vitreous |
| Transparency | Transparent to translucent |
| Fracture | Conchoidal |
Amethyst Clusters Crystal Care & Ownership Advice
⚠️ Sunlight & Heat:
Prolonged exposure to strong sunlight or heat may cause some Amethyst clusters to fade over time. Indirect or filtered light is recommended for display.
✋ Handling:
While Quartz is relatively hard, cluster points can chip if struck. Lift clusters from the base rather than by individual points.
🧼 Cleaning:
Clean using lukewarm water and a soft brush to remove dust between points. Avoid harsh chemicals or ultrasonic cleaners.
📦 Storage & Display:
Place clusters on stable surfaces where they are unlikely to be bumped. Padding beneath the base can help prevent accidental movement.
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