John Dolde's Photo Gallery

64C-L56Rhodochrosite MnCO₃

Olympiada Mine, Kassandra mining district, Aristotelis, Chalkidiki, Central Macedonia, Greece

Dimensions: 6.483 cm x 4.153 cm x 2.916 cm
Field of View: 8.5 cm
Largest Crystal Size: 2.735 cm
Weight: 87.405 g

Pale pink cluster of rhombohedrons, small epitaxial rhombohedra growing on faces of larger crystals. Largest crystal is 2.766 cm x 2.700 cm x 2.364 cm. Minor pyrite present on specimen.

8AJ-32QFluorite CaF₂ , Calcite CaCO₃

Cave-in-Rock, Cave-In-Rock Mining Sub-District, Hardin County, Illinois, USA

Dimensions: 8.039 cm x 7.084 cm x 4.578 cm
Largest Crystal Size: 8.039 cm
Weight: 130 g

TT0-267Rhodochrosite MnCO₃ , Pyrite FeS₂

Sweet Home Mine, Mount Bross, Alma Mining District, Park County, Colorado, USA

Dimensions: 16.27 mm x 16.55 mm x 14.46 mm
Largest Crystal Size: 6 mm

Rhodochrosite with Pyrite and Tetrahedrite
Thumbnail specimen, collection of John L. Dolde

D2V-QLCIridescent coating, Hematite Fe₂O₃

Peters Mountain, Alleghany County, Virginia, USA

Dimensions: 4.290 cm x 2.976 cm x 2.223 cm
Weight: 28.020 g

Turgite (Iridescent) on Hematite, Peters Mountain, Alleghany County, Virginia, USA
Collection of John L. Dolde

XCR-F0WIridescent coating, Hematite Fe₂O₃

Peters Mountain, Alleghany County, Virginia, USA

Dimensions: 4.406 cm x 2.602 cm x 1.468 cm
Weight: 17.290 g

Iridescent Turgite on Hematite.
Collection of John L. Dolde

GMN-4F1Iridescent coating, Hematite Fe₂O₃

Peters Mountain, Alleghany County, Virginia, USA

Dimensions: 7.680 cm x 2.869 cm x 2.221 cm
Weight: 43.855 g

Iridescent turgite on hematite from Peters MOuntain, Alleghany County, Virginia.
Photograph taken with Polaroidi1236 under LED and Daylight CFL lighting.
Collection of John L. Dolde