©
sini-b: Huayna Potosí (6.088 m), Bolivia
©
sini-b: DSC_4639
©
sini-b: DSC_4652
©
sini-b: DSC_4654
©
sini-b: DSC_4656
©
sini-b: DSC_4658
©
sini-b: DSC_4676
©
sini-b: DSC_4681
©
sini-b: DSC_4682
©
sini-b: DSC_4684
©
sini-b: Separating minerals
©
sini-b: DSC_4689
©
sini-b: DSC_4690
©
sini-b: DSC_4691
©
sini-b: DSC_4692
©
sini-b: DSC_4694
©
sini-b: DSC_4702
©
sini-b: DSC_4704
©
sini-b: DSC_4706
©
sini-b: DSC_4709
©
sini-b: DSC_4712
©
sini-b: DSC_4715