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Jeromite

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Big Photo

Ronneburg U deposit, Gera, Thuringia, Germany
© jo-esche 2007

Show Jeromite Photos (7)



System:AmorphousColour:cherry-red to black
Name:Named for the type locality


An amorphous As-S-Se phase of variable composition.

Originally reported from United Verde Mine (The Big Hole; Big Hole property; Hull Mine; Hopewell tunnel; Patented claim 3480; Patented claim 2812; Patented claims 3348), Jerome, Verde District, Black Hills (Black Hill Range), Yavapai Co., Arizona, USA.

Classification of Jeromite

IMA status:Discredited 2006
Explanation of status:No samples of the original jeromite are available to study. The material currently called "jeromite" from other localities is generally AsS glass (melted realgar), and not AsS2 as originally described.
Strunz 8th edition ID:2/0.0-

2 : Sulphides
0 :
0 :
Dana 8th edition ID:2.12.12.1

2 : SULFIDES
12 : AmBnXp, with (m+n):p = 1:2
Hey's CIM Ref.:3.7.9

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
7 : Sulphides etc. of V, As, Sb and Bi
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Physical Properties of Jeromite

Lustre:Vitreous
Colour:cherry-red to black
Streak:reddish black

Crystallography of Jeromite

Crystal System:Amorphous

Relationship of Jeromite to other Species

Related Minerals - Strunz Grouping):

- +
2/0.0-00Bravoite
(Fe,Ni)S
 
2
2/0.0-Speculite
AuTe
 
2
2/0.0-Wurtzite Group
MX
2/0.0-Schlemaite
(Cu,◻)
 
6
(Pb,Bi)Se
 
4
2/0.0-Wilhelmramsayite
Cu
 
3
FeS
 
3
·2H
 
2
O
2/0.0-Britvinite
[Pb
 
7
(OH)
 
3
F(BO
 
3
)
 
2
(CO
 
3
)][Mg
 
4.5
(OH)
 
3
(Si
 
5
O
 
14
)]
Related Minerals - Hey's Index Grouping:

- +
3.7.1Patrónite
VS
 
4
3.7.2Duranusite
As
 
4
S
3.7.3Dimorphite
As
 
4
S
 
3
3.7.4Realgar
As
 
4
S
 
4
3.7.5Pararealgar
As
 
4
S
 
4
3.7.6Alacránite
As
 
8
S
 
9
3.7.7Uzonite
As
 
4
S
 
5
3.7.8Orpiment
As
 
2
S
 
3
3.7.10Laphamite
As
 
2
(Se,S)
 
3
3.7.11Getchellite
AsSbS
 
3
3.7.12Wakabayashilite
[(As,Sb)
 
6
S
 
9
][As
 
4
S
 
5
]
3.7.13Pääkkönenite
Sb
 
2
AsS
 
2
3.7.14Stibnite
Sb
 
2
S
 
3
3.7.15Metastibnite
Sb
 
2
S
 
3
3.7.16Tellurantimony
Sb
 
2
Te
 
3
3.7.17Bismuthinite
Bi
 
2
S
 
3
3.7.18Nevskite
Bi(Se,S)
3.7.19Guanajuatite
Bi
 
2
(Se,S)
 
3
3.7.21Ikunolite
Bi
 
4
(S,Se)
 
3
3.7.22Laitakarite
Bi
 
4
Se
 
2
S
3.7.23Poubaite
PbBi
 
2
(Se,Te,S)
 
4
3.7.24Tellurobismuthite
Bi
 
2
Te
 
3
3.7.25Součekite
PbCuBi(S,Se)
 
3
3.7.26Tsumoite
BiTe
3.7.27Pilsenite
Bi
 
4
Te
 
3
3.7.28Hedleyite
Bi
 
7
Te
 
3
3.7.29Tetradymite
Bi
 
2
Te
 
2
S
3.7.30Joséite
Bi
 
4
TeS
 
2
3.7.31Joséite-B
Bi
 
4
Te
 
2
S
3.7.32Ingodite
Bi
 
2
TeS
3.7.33Sulphotsumoite
Bi
 
3
Te
 
2
S
3.7.34Kawazulite
Bi
 
2
Te
 
2
Se
3.7.36Skippenite
Bi
 
2
TeSe
 
2
3.7.37Kochkarite
PbBi
 
4
Te
 
7
3.7.38Rucklidgeite
(Bi,Pb)
 
3
Te
 
4
3.7.39Aleksite
PbBi
 
2
Te
 
2
S
 
2
3.7.40Junoite
Cu
 
2
Pb
 
3
Bi
 
8
(S,Se)
 
16

Other Names for Jeromite

Other Languages:
German:Jeromit
Spanish:Jeromita

Other Information

Health Warning:No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Jeromite

Reference List:

- +
Lausen, C. (1928): Hydrous sulphates formed under fumerolic [sic] conditions at the United Verde Mine. American Mineralogist 13, 203-229.

Palache, C., Berman, H. & Frondel, C. (1944), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume I: Elements, Sulfides, Sulfosalts, Oxides. John Wiley and Sons, Inc., New York. 7th edition, revised and enlarged, 834pp.: 144.

Burke, Ernest A.J. (2007) A Mass Discreditation of GQN Minerals. Canadian Mineralogist: 44(6): 1557-1560.

Internet Links for Jeromite

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    • Localities for Jeromite

    The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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    (TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
    Bolivia
     
    • Cochabamba Department
      • Ayopaya Province
    		Checked by SEM and wet chemical analysis. Amorphous.
    Chile
     
    • Arica and Parinacota Region
      • Arica Province
        • Surire
    		XRD and SEM-EDX analysis (T. Witzke)
    Czech Republic
     
    • Bohemia (Böhmen; Boehmen)
      • Hradec Králové Region
        • Trutnov (Trautenau)
          • Radvanice
    		www.gpkv.cz/haldy.html
    Germany
     
    • Thuringia
      • Gera
        • Ronneburg U deposit
    		T. Witzke & F. Rüger: Lapis 1998(7/8), 26-64
    USA
     
    • Arizona
      • Yavapai Co.
        • Black Hills (Black Hill Range)
          • Verde District
            • Jerome
    		Lausen, C. (1928), Hydrous sulphates formed under fumerolic conditions at the United Verde mine, Am.Min.: 13: 203-229; Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 262.
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