Australian Boulder Opal Tumbled Stone Jewelry Necklace Pendant - Gemstone A Quality #6198

Boulder Opal Gemstone Pendant – with Fabric Cord

A fascinating boulder opal pendant that immediately captivates with its natural play of colors and striking matrix structure.
The hand-polished gemstone displays shimmering opal veins and flashes of color in blue, green, turquoise, or rainbow hues that vividly light up in the light.
Embedded in the typical dark host rock, a harmonious, unique natural pattern emerges – each piece a true natural one-of-a-kind.

With a size of approx. 35 × 26 mm, the pendant has a beautiful, prominent shape that is still pleasantly light to wear.
The borehole of approx. 2.5 mm is suitable for leather cords, omega necklaces, or fine silver chains.

The black fabric cord (approx. 80 cm) is soft, supple, and ensures a comfortable wearing experience.
You will receive the boulder opal pendant shown – a polished natural work of art full of color, structure, and natural radiance.

Product Details

• Gemstone: Boulder Opal (untreated, polished)

• Color: Dark matrix with colorfully shimmering opal lines

• Size: approx. 35 × 26 mm (L × W)

• Borehole: approx. 2.5 mm – suitable for leather cords, omega necklaces & thin silver chains

• Cord: Black fabric cord, approx. 80 cm

• Wearing Comfort: Soft, skin-friendly & comfortable to wear

• Scope of Delivery: The gemstone pendant shown including fabric cord

• Unique Jewelry: Every boulder opal is a unique piece of nature

Geological Information

• Mineral Class: Amorphous minerals (Opal)

• Chemical Composition: SiO₂·nH₂O – Hydrous Silicon Dioxide

• Crystal System: Amorphous

• Hardness (Mohs): 5.5–6.5

• Density: approx. 2.1 g/cm³

Locations

Boulder opal forms almost exclusively in Queensland, Australia, the most significant discovery area for this particular opal variety.
In the iron-rich rock layers, intensely colored opal veins form, making each stone an unmistakable natural work of art.

Special Features

• Genuine Australian Boulder Opal

• Expressive matrix with vibrant opal shimmer

• Polished, pleasantly smooth surface

• Ready to wear with fabric cord

• Handcrafted unique piece