Natural Boulder Opal - 16.81 ct | Fantasy Shape Cabochon | Dark Brown Boulder Matrix with Copper-Red Pattern and Blue-Green Opal Flashes

Natural Boulder Opal - 16.81 ct | Fantasy Shape Cabochon | Dark Brown Boulder Matrix with Copper-Red Patterning and Blue-Green Opal Flashes

This natural boulder opal impresses with its organic fantasy shape and the contrasting combination of a dark brown boulder matrix, copper-red patterning, and vibrant blue-green opal flashes. The polished surface effectively highlights the natural color planes and structures, lending the stone an expressive, earthy elegance.

The central play of color and structure is particularly appealing: warm copper-red areas meet cool blue-green light reflections, creating an exciting, almost landscape-like impression. The natural matrix harmoniously frames the play of colors, making this opal a distinctive, unique piece.

Detailed Gemstone Description

Gemstone: Natural Boulder Opal

Cut: Cabochon

Shape: Fantasy Shape

Weight: 16.81 ct

Measurements: 16.00 x 24.00 x 4.43 mm

Color: Dark brown boulder matrix with copper-red patterning and blue-green opal flashes

Transparency: Opaque to translucent

Clarity: Natural matrix and structural pattern

Treatments: not known

Overall Impression: A striking natural boulder opal with a warm, earthy matrix, copper-red patterning, and vibrant blue-green opal flashes – ideal for individual jewelry pieces with a powerful natural radiance.

Usage & Notes

This boulder opal is particularly suitable for pendants, solitaire settings, designer jewelry, amulets, or high-quality unique designs in gold and silver jewelry.

The color may vary depending on the light source and viewing angle.