- Miguel Vacas Mine, Pardais, Vila Vicosa, Evora District, Portugal
- Miniature, 4.5 x 3.8 x 2.3 cm
Three shades of sparkly green, orthorhombic crystals of libethenite richly cover the front and back of the undulating quartz matrix on this fine specimen from the seldom-seen Miguel Vacas Mine of Portugal. The green colors range from emerald-green to light green to greenish black. Extremely rich and highly representative for the species and locale. Ex. Wes Parker Collection.