Australian Boulder Opal Mineral Specimen

Play-of-Color

Discover the raw beauty of Boulder Opal, a unique and captivating gemstone renowned for its vibrant flashes of color set within natural ironstone. This 500g+ lot offers a mix of rough and partially polished pieces, each displaying a mesmerizing play-of-color that makes Australian boulder opal so sought after.

Features:

Brilliant Play-of-Color – Stunning flashes of blue, green, red, and purple in a natural ironstone matrix.

Natural & Untreated – 100% genuine opal, perfect for collectors, lapidary artists, and jewelry makers.

Versatile Use – Ideal for cutting, polishing, or keeping as specimens.