Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Hemimorphite from
Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA


09450870017272733871264.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
08617800017363938696870.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
00982810017272009729350.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
09537380017272009747312.jpg
Hemimorphite, etc.

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
06152740017374354928068.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
08617800017363938696870.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
00234800017272009989723.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
09537380017272009747312.jpg
Hemimorphite, etc.

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
09450870017272733871264.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
08617800017363938696870.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
00982810017272009729350.jpg
Hemimorphite

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
09537380017272009747312.jpg
Hemimorphite, etc.

Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District, Cochise County, Arizona, USA
Locality type:Mine
Classification
Species:Hemimorphite
Formula:Zn4Si2O7(OH)2 · H2O
Comments:Incrustations and druses.
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Aurichalcite
Rosasite
Smithsonite
Associated Minerals Based on Photo Data:
Rosasite4
Fraipontite1
- var Copper-bearing Fraipontite1
Aurichalcite1
Data
Mineral Data:Click here to view Hemimorphite data
Locality Data:Click here to view Silver Bill Mine, Costello Mine group, Gleeson, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA
Photo GalleryView Gallery (3 photos)
Data Identifiers
Mindat Occurrence Record ID:22532
Long-form Identifier:1:3:22532:6
GUID (UUID V4):0
Nearest other occurrences of Hemimorphite
0.1km (0.1 miles) ⓘDefiance Mine, Costello Mine group, Gleeson, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA
0.4km (0.3 miles) ⓘMystery Mine, Costello Mine group, Gleeson, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA
0.6km (0.4 miles) ⓘTom Scott Mine, Tejon group (Tejon Mining Company property), Gleeson, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA
3.6km (2.2 miles) ⓘLast Chance Mine, Casey Hill, Courtland, Turquoise Mining District (Courtland-Gleeson Mining District), Cochise County, Arizona, USA
16.5km (10.2 miles) ⓘSilver Cloud Mine, Escapule Mine group, Middle Pass Mining District, Cochise County, Arizona, USA
18.9km (11.8 miles) ⓘGordon Spring prospects, Middle Pass Mining District, Cochise County, Arizona, USA
21.6km (13.4 miles) ⓘMuheim Mine (Zinc Basin Mine; White Metal Mine; White Tail Mine; Grant group), Middle Pass Mining District, Cochise County, Arizona, USA
21.8km (13.5 miles) ⓘSan Juan Mine (San Juan group; Gordon Mine; Mann adit; Sulphide adit; Silver adit), Gordon Camp, Middle Pass Mining District, Cochise County, Arizona, USA
21.8km (13.5 miles) ⓘSan Diego Mine, Tombstone Extension Mines, Tombstone Mining District, Cochise County, Arizona, USA
21.9km (13.6 miles) ⓘTombstone Extension Mines, Tombstone Mining District, Cochise County, Arizona, USA
References
Wilson, E.D. (1951, July) Arizona Zinc and Lead Deposits - Part II. University of Arizona Bulletin 158. Arizona Bureau of Mines
Galbraith, F.W. & D.J. Brennan (1959), Minerals of AZ: 101
Knudsen, H. Peter (1983) The Silver Bill Mine, Gleeson, Arizona. The Mineralogical Record, 14 (2) 127-131
Anthony, John W.; Williams, Sidney A.; Bideaux, Richard A.; Grant, Raymond W. (1995) Mineralogy of Arizona (3rd ed.). University of Arizona Press.p.247
 
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