Pietersite Slab - Collector Grade

Collector Grade Pietersite Slab

“A true collector-grade Pietersite slab with sweeping optical chatoyancy and dramatic storm-pattern silk.”

Stone: Pietersite

Quality Grade: Collector Grade / Optical Grade

Form: Slab / Preform

Chatoyancy: High (strong optical fiber flash)

Pattern: Storm-pattern fibrous structure

Color: Deep blue, black, and golden-brown silk fibers

Finish: Natural slab surface

Dimensions: 63 × 45 mm

Weight: 97.04 carats

Origin: Africa

One-of-a-Kind: Yes

Use: Statement cabbing, artisan jewelry, collector display

This extraordinary Pietersite slab is a true optical-grade statement piece, displaying powerful chatoyancy and sweeping fibrous movement that comes alive when rotated under light. Rich storm-pattern bands of deep blue, black, and golden silk fibers create dramatic contrast, producing the signature “hurricane-eye” effect that defines high-quality Pietersite. Unlike pattern-only material, this slab exhibits real directional flash and shifting light bands, confirming its collector-grade status.

At an impressive 63 × 45 mm and 97.04 carats, this one-of-a-kind slab offers both visual impact and exceptional cabbing potential, making it ideal for high-end jewelry design, statement pendants, or a premium mineral collection. A rare optical specimen with undeniable presence, this Pietersite is a true luxury-tier stone for collectors and artisans who appreciate authentic chatoyancy and dramatic natural beauty.