Weight – 1.68 oz’s – 47.6 gm’s
Dimensions – 2.227″ x 1.447″ long/wide (5.658 x 3.677 cm’s)
Country of Origin – Brazil
USD $18.00
SKU: P5475
This specimen is Green Adventurine, carved and polished into a Palm Stone. While Adventurine can come in a range of colors this particular one is a stunning green. It’s mostly made up of Quartz and Fuchsite, sometimes with Pyrite flecks. This stone is a very worthwhile addition to anyone’s collection. It has a wide variety of uses and comes in handy shapes, forms and tools!
In stock
Weight – 1.68 oz’s – 47.6 gm’s
Dimensions – 2.227″ x 1.447″ long/wide (5.658 x 3.677 cm’s)
Country of Origin – Brazil
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Aventurine is a variety of Quartz characterized by its distinctive shimmering appearance, known as aventurescence. This effect is caused by light reflecting off tiny mineral inclusions within the stone.
The most well-known variety is Green Aventurine, which typically contains inclusions of Fuchsite (a chromium-rich mica). Aventurine also occurs in other colors, including blue, red, peach, yellow, and brown, depending on the type of mineral inclusions present.
Unlike transparent Quartz crystals, Aventurine most commonly occurs in massive form rather than well-defined crystal points. For this reason, it is frequently cut and polished into tumbled stones, palm stones, spheres, cabochons, and other functional shapes.
Major sources of Aventurine include India, Brazil, Russia, China, and parts of Tanzania.
Aventurine is a microcrystalline variety of Quartz (Silicon Dioxide – SiO₂). Its defining feature, aventurescence, results from flat, reflective mineral inclusions that scatter light across the stone’s surface.
In Green Aventurine, these inclusions are most often Fuchsite mica. Red and brown Aventurine typically contain Hematite or Goethite, while Blue Aventurine may contain Dumortierite or other iron-bearing minerals.
Because Aventurine forms as massive material rather than distinct crystal points, it is especially well suited to lapidary work. Polishing enhances both color and shimmer, making internal structure visible.
| Property | Value |
|---|---|
| Mineral Species | Quartz (Aventurine variety) |
| Chemical Formula | SiO₂ |
| Crystal System | Trigonal (microcrystalline) |
| Hardness (Mohs Scale) | 6.5 – 7 |
| Luster | Vitreous with aventurescence |
| Transparency | Opaque to translucent |
| Fracture | Conchoidal |
⚠️ Handling:
Aventurine is durable, but polished surfaces may scratch if stored with harder stones.
☀️ Sunlight & Heat:
Generally stable in light. Prolonged intense sunlight may dull color in some specimens.
🧼 Cleaning:
Clean using lukewarm water and a soft cloth or brush. Avoid harsh chemicals.
📦 Storage & Display:
Store separately or in soft pouches to preserve surface polish and shimmer.