Manganese Oxides, Analcime. Locality: Fara Vicentino, Vicenza Province, Veneto, Italy. Base 3,5 mm. Collection and photo Giorgio Bortolozzi

Cinnabar. Locality: Nikitovka Deposit, Novyi Donbass, Gorlovka, Donets'k Oblast' (Donetsk Oblast'), Ukraine. Picture width 8 mm. Photographer and collection O. Dziallas

Strengite. Locality: Girard, Girard District, Burke Co., Georgia, USA. 2.6mm strengite cluster with nice surface features. Don Reems collection. JBS photo.

Smithsonite. Locality: Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia. Picture width 3 mm. Collection and photograph Christian Rewitzer

Meta-autunite. Locality: Streuberg Quarry, Bergen, Bergen U deposit, Zobes-Bergen District, Vogtland, Saxony, Germany. Field of view 8 mm. Collection M. Kampf No 06-176.