TV68AE9: Rosette aggregate, on matrix, of flattened and very well defined crystals that are bright with a deep green color. The Milpillas Volborthite samples are probably the world's best for their quality, luster, and crystal size, and they are considered a new standard for this species. An excellent thumbnail.
This specimen has been reviewed and published in the special "Milpillas" of the magazine ‘Lapis’ number 07-08/2017, page 38
Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (2015)

Specimen size: 1 × 0.9 × 0.8 cm = 0.39” × 0.35” × 0.31”

Main crystal size: 0.9 × 0.6 cm = 0.35” × 0.24”