Free Form Green Opal – Polished Display Specimen Size:Medium 501g–750g Cerambycidae beetles are renowned for

Cerambycidae beetles are renowned for their dramatically elongated antennae

These are a favourite with artists

ensuring responsible collection practices that support local communities and preserve natural populations

Chrysocarabus punctata auratus

Free Form Green Opal – Polished Display Specimen Size:Medium 501g–750g Cerambycidae beetles are renowned forA beautifully polished free form specimen of Green Opal, hand cut with a flat base for effortless display. Each piece is graded by weight, so dimensions will vary naturally, and the unique character of each stone in colour, pattern, shape, and finish means no two specimens are alike. Green Opal is a common Opal formed from a silica rich solution of silicon dioxide and water. As water percolates through the earth, it picks up silica from sandstone;