TR48AL5: A novelty at Tucson 2020. Groups of very sharp Olivenite crystals, many of them doubly terminated, with very well defined faces and edges and perfect terminal faces, transparent or translucent, bright and with a very deep olive-green color. On matrix with coatings of small yellowish-white botryoidal aggregates of Hydroniumjarosite. As in so many other occasions with Milpillas, among the best for the species.
This sample has been referenced and pictured, as a novelty in Ste. Marie Virtual 2020, in the magazine 'Le Règne Minéral' number 154, page 45
Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 9.6 × 6.4 × 4 cm = 3.78” × 2.52” × 1.57”

Main crystal size: 1.4 × 0.3 cm = 0.55” × 0.12”