"Freeze-Dried Specimens"

Choice yellow-brown, globular to botryoidal crystal groups of this lead arsenate mineral. A secondary mineral in lead deposits forming a series with pyromorphite and vanadinite. Average size: 1" x 1" to 1 1/2" x 1 1/2". Mexico.

Sparkling pale blue transparent crystals in vug-like matrix. Average size: 2" x 2". Madagascar.