Boulder Opal Matrix Tumbled Stone Pendant - Gemstone A Quality #5521

Gemstone Pendant Made of Boulder Opal Matrix – with Fabric Cord

A characterful boulder opal matrix pendant, captivating with its natural grain and warm variety of colors.
The opal matrix is the iron-bearing host rock of boulder opal, mostly consisting of limonite, and displays a fascinating interplay of earthy brown tones and fine opal veins or inclusions.
These subtle shimmers and structures give each piece its unique, natural beauty.

Carefully cut and polished, the stone perfectly highlights its interesting texture and depth.
With a size of approx. 30 × 23 mm, the pendant is comfortable to wear yet an eye-catching statement piece.
The drilled hole of approx. 2.5 mm is ideal for leather cords, omega necklaces, or delicate silver chains.

The included black fabric cord (approx. 80 cm) is soft, pliable, and ensures high wearing comfort.
You will receive the boulder opal matrix pendant shown – an authentic piece of Australian nature that combines elegance and earthiness.

Product Details

• Gemstone: Boulder Opal Matrix (Australia, untreated)

• Color: Brown tones, ochre, golden brown with fine opal inclusions

• Size: approx. 30 × 23 mm (L × W)

• Drilled Hole: approx. 2.5 mm – suitable for leather cords, omega necklaces & delicate silver chains

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

• Wearing Comfort: Soft, skin-friendly & pliable

• Scope of Delivery: Pendant shown including fabric cord

• Unique Jewelry: Each stone is a hand-picked unique piece

Geological Information

• Mineral Class: Oxides (matrix of limonite, with opal inclusions)

• Chemical Composition: FeO(OH)·nH₂O (limonite) with SiO₂·nH₂O (opal content)

• Crystal System: Amorphous to fine-grained

• Hardness (Mohs): approx. 5 – 6.5

• Density: approx. 2.7 – 3.2 g/cm³

Find Spots

Boulder opal matrix comes from the famous opal fields of Queensland, Australia, where opal is found embedded in iron-bearing rock (boulder ironstone).
The matrix often displays picturesque patterns and small opal veins that impressively demonstrate the interplay of rock and gemstone.

Special Features

• Genuine Boulder Opal Matrix Stone from Australia

• Characterful grain with fine opal inclusions

• Polished surface with natural structure

• Ready to wear with fabric cord

• Hand-polished unique piece of nature