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Juraj Demian's Photo Gallery

7C3-JR3Cinnabar HgS

08972770017146513465705.jpg
Kopernica, Žiar nad Hronom District, Banská Bystrica Region, Slovakia

Red cinnabar in brecciated quartz. Self collected in April 2024 in old mining works on the top of the Certov vrch hill.

Mindat.org Photo of the Day - 2nd May 2024
Copyright: © Juraj Demian      Photo ID: 1368436     Uploaded by: Juraj Demian   Upload date: 2024-04-23   View Count: 593    Status: Public galleries    Type: Photo - 4000×3000 (12.0 Mpix)

UPG-VW2Baryte BaSO4 , Quartz (Var: Chalcedony) SiO2

05719510017135939079566.jpg
Učovník, Poniky, Banská Bystrica District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 3 mm

Transparent-white baryte crystals in vug filled with blue chalcedony. Self collected in 02/2024 on old dumps.
Copyright: © Juraj Demian      Photo ID: 1367752     Uploaded by: Juraj Demian   Upload date: 2024-04-20   View Count: 14    Status: Public galleries    Type: Photo - 4844×3386 (16.4 Mpix)

LTN-6DTBaryte BaSO4

00279280017135269846397.jpg
Učovník, Poniky, Banská Bystrica District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 3 mm

Transparent baryte crystals from old dumps. Self collected in February 2024.
Copyright: © Juraj Demian      Photo ID: 1367594     Uploaded by: Juraj Demian   Upload date: 2024-04-19   View Count: 17    Status: Public galleries    Type: Photo - 5118×3428 (17.5 Mpix)

8DC-JKQQuartz (Var: Chalcedony) SiO2

03252530017102353533482.jpg
Učovník, Poniky, Banská Bystrica District, Banská Bystrica Region, Slovakia

Field of View: 10 mm

Blue chalcedony in vug. Self collected in 2024 on old dumps.
Copyright: © Juraj Demian      Photo ID: 1359530     Uploaded by: Juraj Demian   Upload date: 2024-03-12   View Count: 32    Status: Public galleries    Type: Photo - 5024×3430 (17.2 Mpix)

J19-W9HPyrolusite Mn4+O2

05825640017102353544978.jpg
Učovník, Poniky, Banská Bystrica District, Banská Bystrica Region, Slovakia

Field of View: 4 mm

Steel grey pyrolusite crystals in small vug. Self collected on old dumps in 2024.
Copyright: © Juraj Demian      Photo ID: 1359529     Uploaded by: Juraj Demian   Upload date: 2024-03-12   View Count: 27    Status: Public galleries    Type: Photo - 4302×3255 (14.0 Mpix)

TN8-809Baryte BaSO4 , Quartz (Var: Chalcedony) SiO2

05983740017102353556426.jpg
Učovník, Poniky, Banská Bystrica District, Banská Bystrica Region, Slovakia

Field of View: 10 mm

Transparent baryte crystals resting on light blue chalcedony from old dumps. Self collected in 2024.
Copyright: © Juraj Demian      Photo ID: 1359527     Uploaded by: Juraj Demian   Upload date: 2024-03-12   View Count: 43    Status: Public galleries    Type: Photo - 5130×3432 (17.6 Mpix)

92E-1F1Tourmaline AD3G6 (T6O18)(BO3)3X3Z

02904820017090338255624.jpg
Tisovec, Rimavská Sobota District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 2 mm

Dark green tourmaline crystals in quartz vug. Self collected in 2023 on forest road.
Copyright: © Juraj Demian      Photo ID: 1356416     Uploaded by: Juraj Demian   Upload date: 2024-02-27   View Count: 16    Status: Public galleries    Type: Photo - 4918×3382 (16.6 Mpix)

TTP-W5AGypsum CaSO4·2H2O , Devilline CaCu4(SO4)2(OH)6·3H2O

08741160017057122565232.jpg
Piesky adit, Piesky, Špania Dolina deposit, Špania Dolina, Banská Bystrica District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 2 mm

Transparent gypsum crystals up to 2 mm in association with devilline. Self collected in old mining works.
Copyright: © Juraj Demian      Photo ID: 1346369     Uploaded by: Juraj Demian   Upload date: 2024-01-15   View Count: 29    Status: Public galleries    Type: Photo - 4632×2927 (13.6 Mpix)

1Y9-MU8Gypsum CaSO4·2H2O , Tetrahedrite Subgroup Cu6(Cu4C2+2)Sb4S12S

05723800017057122594046.jpg
Piesky adit, Piesky, Špania Dolina deposit, Špania Dolina, Banská Bystrica District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 2 mm

Gypsum crystal from Spania dolina deposit collected in old mining works. Gypsum is resting on tetrahedrite mineral group.
Copyright: © Juraj Demian      Photo ID: 1346367     Uploaded by: Juraj Demian   Upload date: 2024-01-15   View Count: 21    Status: Public galleries    Type: Photo - 4896×3282 (16.1 Mpix)

5J3-1MXBoulangerite Pb5Sb4S11

05399470017057122618464.jpg
Štepový vrch ore occurrence, Hnúšťa, Rimavská Sobota District, Banská Bystrica Region, Slovakia

Largest Crystal Size: 1 mm

Metallic needles under 1 mm of Boulangerite in carbonate host rock. Self collected on old dump.
Copyright: © Juraj Demian      Photo ID: 1346366     Uploaded by: Juraj Demian   Upload date: 2024-01-15   View Count: 29    Status: Public galleries    Type: Photo - 3520×2814 (9.9 Mpix)
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