Aragonite
Pale blue "flos ferri" formation (3 cm high) on a base of white aragonite. From an ancient tunnel in the old mines area
5x3.8cm
San Colombano, Collio, Brescia. Italy
Specimen n.253

Another photo: a bigger view

Aragonite
Curious specimen: black to yellowish aragonite with white tips; at the base (see the 2nd photo, on the right) some dendritic drawings due to Mg oxides
4x3.5cm
San Colombano, Collio, Brescia. Italy
Specimen n.255

Another photo: a bigger view

Aragonite
White "flos ferri" formation, around 2 cm high, from an ancient iron mine (now a dangerous gallery). Strong contrast between white tips and black base, rich in Mg oxides
4x4cm
Galleria Isola, Ca' Zermanin, Collio, Brescia. Italy
Specimen n.193

Aragonite
Strange formation of aragonite, with double generation and different orange color intensity. From an old tunnel near the border with Valle Camonica
10.5x8.5cm
Unkown mine, Pezzaze, Brescia. Italy
Specimen n.1408

Another photo: back of piece with growth patterns