TB87AH3: The luster, the finesse and the definition and the length of its crystals should be enough to consider the sample on a rank of very good quality, and more if we add an excellent esthetic profile that is especially photogenic.
This specimen was published on the Mineralogical Record´s web page, in the ‘What's New’ section, report 49, May 7, 2018 edition.
Gowd Mine, Anarak District, Nain, Isfahan Province  Iran (08/2015)

Specimen size: 3.5 × 3 × 2.7 cm = 1.38” × 1.18” × 1.06”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”