RH86L9: Small crystals of this rare hydrated zinc phosphate: Hopeite. Crystals show very sharp faces and edges, with some internal zoning, probably inclusions of Goethite, on a Smithsonite matrix.
The piece is accompanied by a commercial label of Burminco (George Burnham)
Kabwe Mine (Broken Hill Mine), Kabwe (Kabwe-Ka Mukuba), Kabwe District, Central Province  Zambia (±1958)

Specimen size: 13.3 × 9.7 × 3.7 cm = 5.24” × 3.82” × 1.46”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”