Gemstone Pendant made of Boulder Opal – with Fabric Cord

An impressive and large-format boulder opal pendant that captivates with its intense play of colors and striking natural matrix. The polished surface allows the typical opal lights to shine in full splendor – depending on the incidence of light, luminous blue, green, and rainbow shimmers appear, which look particularly vibrant in contrast to the warm brown ironstone matrix.
Every boulder opal is a unique work of natural art, whose organic grain and color effect are absolutely unmistakable.

With a size of approx. 45 × 25 mm, this pendant is powerful, present, and a real eye-catcher – ideal for all who love expressive natural jewelry.
The 2.5 mm hole is perfectly suited for leather cords, fine silver chains, or omega necklaces.

The included black fabric cord (approx. 80 cm) is soft, supple, and offers pleasant wearing comfort.
You will receive exactly the boulder opal pendant shown – a color-intensive, powerful unique piece from the nature of Australia.

Product Details

• Gemstone: Boulder Opal – polished natural stone

• Color: Brown matrix with opalescent color flashes (blue, green, turquoise, or colorful)

• Size: approx. 45 × 25 mm

• Drill hole: approx. 2.5 mm – suitable for leather cords, omega necklaces & fine silver chains

• Cord: Black fabric cord, approx. 80 cm long

• Wearing comfort: Soft, flexible & skin-friendly

• Scope of delivery: Boulder opal pendant shown incl. fabric cord

• Unique jewelry: Every matrix, every color vein & every play of light is a true one-of-a-kind

Geological Information

• Mineral class: Oxides / amorphous silicates

• Chemical composition: SiO₂·nH₂O – hydrous silicon dioxide

• Crystal system: Amorphous

• Hardness (Mohs): 5.5 – 6.5

• Main source: Australia (Queensland – classic boulder opal occurrence)