Lake Co., Colorado, USA

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Azurite : Cu₃[OH\|CO₃]₂, Cerussite : PbCO₃
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA From the Sherman Tunnel, Leadville, Lake County, Colorado USA Field of view is 3 mm. Photo by Phil McCollum
	Photo ID: 134957 View Count: 166
Baryte : BaSO₄
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA Large crystal of golden barite without matrix. The crystal has complex termination with symmetric faces depressed on the side resembling a cathedral. Small ding in the termination. Large crystal for the locality. Overall size of mineral specimen: 30x16x16 mm. Size of individual crystals: 30 mm.
© 2003 John H. Betts	Photo ID: 10812 View Count: 415
Baryte : BaSO₄
	Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA 2.1 cm wide crystal. Photographed by Karl Volkman. In the Collection of Donald Volkman
© Don Volkman 2004	Photo ID: 20709 View Count: 364
Baryte : BaSO₄
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA A SUPERB, gemmy, lustrous and partially iridescent serrated barite crystal from the Sherman Tunnel, near Leadville, Colorado. These barites are generally conceeded to be Colorados finest. This mine has been closed for a number of years. 5.3 x 4.5 x 1.3 cm
© Rob ++++++++	Photo ID: 18850 View Count: 358
Baryte : BaSO₄, Quartz : SiO₂
	Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA Small barite crystals on quartz matrix. Specimen is 3cm high. Photographed by Karl Volkman. In the collection of Donald Volkman
© Don Volkman 2004	Photo ID: 20710 View Count: 350
Baryte : BaSO₄
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA Cluster of golden barite crystals obtained in 1992. Alan Goldstein specimen (7213) and photo.
© Alan Goldstein	Photo ID: 27564 View Count: 334
Baryte : BaSO₄
	Black Cloud Mine (Resurrection Mine 0080650339; Yak Tunnel; Leadville Unit; Irene Shaft), Iowa Gulch, Leadville, Leadville District, Lake Co., Colorado, USA Barite with diamond shaped phantom. Alan Goldstein specimen (#7214) and photo. FOV = 1 cm
© Alan Goldstein	Photo ID: 48916 View Count: 282
Baryte : BaSO₄, Calcite : CaCO₃
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA A very uncommon Sherman Tunnel barite, with lustrous orange crystals, accented by poker-chip calcites. From the collection of noted Colorado collector George Fisher. 7.3 x 4 x 3.5 cm
© Rob Lavinsky	Photo ID: 24756 View Count: 276
Baryte : BaSO₄
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA A very aesthetic 8.0 by 5.5 cms specimen with transparent yellow crystals to 1.3 cms across. John Sobolewski specimen and photograph.
© John Sobolewski	Photo ID: 57845 View Count: 206
Baryte : BaSO₄
	Sherman Mine (Sherman tunnel; Leadville Corporation Mine; Day Mines; Hilltop Mine), Upper Iowa Gulch, Leadville District, Lake Co., Colorado, USA The dominant barite crystal is 1.8 cm across and is fairly translucent. The cluster in the right center of the specimen is 1.9 cm across. All of the crystals have good luster and are on a matrix typical for this classic Colorado locality. Size: 53mm x 28mm x 20mm
© Collectors Edge	Photo ID: 137277 View Count: 117