Australian Boulder Opal Tumbled Stone Jewelry Necklace Pendant 925 Sterling Silver - Gemstone A Quality #6205

Boulder Opal Gemstone Pendant – with Fabric Cord

An exceptionally beautiful Boulder Opal pendant, impressive with its natural matrix and vibrant play of color.
The polished gemstone displays typical opal lines and colorful shimmer in blue, green, turquoise, or rainbow hues, embedded in a dark, earthy rock matrix.
Each piece is a distinctive one-of-a-kind, where nature itself has created the design.

The pendant, including the bail, measures approx. 33 × 23 mm and is comfortable to wear – elegant, delicate, yet expressive.
The drilling or bail opening of approx. 2.5 mm is suitable for leather cords, omega necklaces, or delicate silver chains.

The included black fabric cord (approx. 80 cm) is soft and supple, ensuring high wearing comfort.
You will receive the Boulder Opal pendant pictured – a hand-polished, richly colored natural work of art.

Product Details

• Gemstone: Boulder Opal (untreated, polished)

• Color: Dark matrix with shimmering opal colors

• Size (incl. bail): approx. 33 × 23 mm (L × W)

• Bail / Drilling: approx. 2.5 mm – suitable for leather cords, omega necklaces & delicate silver chains

• Cord: Black fabric cord, approx. 80 cm

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

• Scope of Delivery: The Boulder Opal pendant pictured incl. fabric cord

• Unique Jewelry: Each opal is a unique natural piece

Geological Data

• Mineral Class: Amorphous minerals (Opal)

• Chemical Composition: SiO₂·nH₂O – Hydrated silica

• Crystal System: Amorphous

• Hardness (Mohs): 5.5–6.5

• Density: approx. 2.1 g/cm³

Locations

Boulder Opal comes almost exclusively from Queensland, Australia.
Here, opal forms in iron-rich rock fissures, creating the characteristic combination of matrix rock and colorful opal layers.

Special Features

• Genuine Australian Boulder Opal

• Natural matrix with vibrant opal shimmer

• Polished for brilliant color effect

• Ready to wear with fabric cord

• Hand-cut, distinctive unique piece