Dioptase
Cyclosilicates
CuSiO2(OH)2
Altyn Tube, Kazakhstan & Africa
Size: 10cm
Chrysocolla
Phyllosilicates
(Cu,Al)2H2Si2O5(OH)4.nH2O
Guangdong, China
Size: 10x9 cm
Malachite
Carbonates
Cu2CO3(OH)2
China
Size: 9x6 cm
Malachite
Carbonates
Cu2CO3(OH)2
Congo, Africa
Size: 7cm
Smithsonite
Carbonates
ZnCO3
New Mexico, USA
Size: (Right) 6x6 cm / (Left) 10 cm
Rosasite
Carbonates
(Cu,Zn)2CO3(OH)2
Durango, Mexico
Size: 10 cm
Green Mica: Fuchsite
Phyllosilicates
K(Al,Cr)3Si3O10(OH)2
Brazil
Size: 11cm
Pink Mica: Alurgite
Phyllosilicates
K2(Mg,Al)4-5(Al,Si)8O20(OH)4
Minas Gerais, Brazil
Size: 10x8 cm
Purple Mica: Lepidolite
Phyllosilicates
K(Li,Al)2(Si,Al)4O10(F,OH)2
South Dakota, USA
Size: 10cm
Diopside (var. Violane)
Inosilicates
CaMg[Si2O6]
Val d' Aosta, Italy
Size: 9x3 cm
Azurite
Carbonates
Cu3(CO3)2(OH)2
Guangdong, China
Size: (Left) 8x7 cm / (Right) 7x6 cm
Azurite
Carbonates
Cu3(CO3)2(OH)2
Arizona, USA
Size: (Right) 7cm
Azurite
Carbonates
Cu3(CO3)2(OH)2
Size: 7cm
Malachite & Azurite
Carbonates
Cu2CO3(OH)2 & Cu3(CO3)2(OH)2
Nimo Copper Mine, Tibet
Size: 11 & 13 cm
Linarite
Sulphates
PbCu(SO4)(OH)2
New Mexico, USA
Size: 10cm
Sulphur
Native elements
S
Louisiana, USA
Size: 12x9 cm
Manganocalcite
Carbonates
(Ca,Mn)CO3
New South Wales, Austrialia
Size: 10cm
Rhodonite
Inosilicates
MnSiO3
Montana, USA
Size: 10 cm
Rhodochrosite
Carbonates
MnCO3
Catamarca, Argentina
Size: 13x7.5 cm
Rhodochrosite
Carbonates
MnCO3
Chalkidikki, Greece
Size: 10 cm
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