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Jahnsite Subgroup from
Tip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA


Locality type:Open-Cast Mine
Classification
Species:'Jahnsite Subgroup' (not an IMA approved species)
Formula:XM1M22M32(H2O)8(OH)2(PO4)4
Comments:Non-identified members of the Jahnsite Subgroup, formerly labelled as "Jahnsite"
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Leucophosphiteⓘ5 photos of Jahnsite Subgroup associated with Leucophosphite at this locality.
Rockbridgeiteⓘ3 photos of Jahnsite Subgroup associated with Rockbridgeite at this locality.
Whitlockiteⓘ2 photos of Jahnsite Subgroup associated with Whitlockite at this locality.
Vivianiteⓘ1 photo of Jahnsite Subgroup associated with Vivianite at this locality.
Quartzⓘ1 photo of Jahnsite Subgroup associated with Quartz at this locality.
Triphyliteⓘ1 photo of Jahnsite Subgroup associated with Triphylite at this locality.
Collinsiteⓘ1 photo of Jahnsite Subgroup associated with Collinsite at this locality.
Robertsiteⓘ1 photo of Jahnsite Subgroup associated with Robertsite at this locality.
Hureauliteⓘ1 photo of Jahnsite Subgroup associated with Hureaulite at this locality.
Segeleriteⓘ1 photo of Jahnsite Subgroup associated with Segelerite at this locality.
Data
Mineral Data:Click here to view Jahnsite Subgroup data
Locality Data:Click here to view Tip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA
Photo GalleryView Gallery (15 photos)
Data Identifiers
Mindat Occurrence Record ID:1242907
Long-form Identifier:1:3:1242907:7
GUID (UUID V4):a7342436-33b4-4f95-91f1-a312c284b808
References
Reference Search (possible matching items)
Journal (article/letter/editorial)
September 2018 Jahnsite-(MnMnZn), a new jahnsite-group mineral, and formal approval of the jahnsite group Anthony...Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA *Corresponding author...2, 611 37, Brno, Czech Republic 3þ Abstract: Jahnsite-(MnMnZn) (IMA2017-113), Mn2þ 2 Zn2 Fe2 ðPO4 Þ4...new member of the jahnsite group from the Herdade dos Pendões mine, Beja district, southwest Portugal...ðFe1:99 Al0:01 ÞR2:00 ðP1:01 O4 Þ4 ðOHÞ2  8H2 O. Jahnsite-(MnMnZn) is monoclinic, P2/a, a = 15.222(6), b
Journal (article/letter/editorial)
CaMg3Al2(PO4)4(OH)28H2O, A NEW JAHNSITE-GROUP MINERAL FROM THE NORTHERN BELLE MINE, CANDELARIA, NEVADA, U.S...Department, Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, California...California 90007, U.S.A. PAUL M. ADAMS 126 South Helberta Avenue #2, Redondo Beach, California 90277, U.S...CaMg3Al2(PO4)4(OH)28H2O, is a new mineral from the Northern Belle mine, Candelaria, Nevada, U.S.A. It is a low temperature...that of other jahnsite-group minerals. Keywords: whiteite-(CaMgMg), new mineral, jahnsite group, crystal
Journal (article/letter/editorial)
pp. 363-370 (2019) DOI: 10.3749/canmin.1800078 JAHNSITE-(MnMnMg), Mn2þMn2þMg2þ2Fe3þ2(PO4)4(OH)28H2O,...Vai De Vit 17 – 28838, Stresa, Italia ABSTRACT Jahnsite-(MnMnMg), Mn2þMn2þMg2þ2Fe3þ2(PO4)4(OH)28H2O,...phosphate mineral belonging to the jahnsite subgroup contained in the jahnsite group of minerals. It was found...vitreous luster. The streak is very pale yellow. Jahnsite-(MnMnMg) is brittle with good cleavage on {001}...formula is Mn2þMn2þMg2þ2Fe3þ2(PO4)4(OH)28H2O. Jahnsite-(MnMnMg) is monoclinic, with space group P2/a
Journal (article/letter/editorial)
pp. 225-233 (2019) DOI: 10.3749/canmin.1800077 JAHNSITE-(MnMnFe), Mn2þMn2þFe2þ2Fe3þ2(PO4)4(OH)28H2O,...Via Gradisca 18, 21100 Varese, Italia ABSTRACT Jahnsite-(MnMnFe), Mn2þMn2þFe2þ2Fe3þ2(PO4)4(OH)28H2O (IMA...a new phosphate belonging to the jahnsite subgroup of the jahnsite group of minerals. It was found in...in the dumps of the Malpensata pegmatite mine close to the village of Olgiasca, Colico municipality, Lecco...vitreous luster. The streak is pale greenish brown. Jahnsite-(MnMnFe) is brittle with a good cleavage on {001}
Report (issue)
Jahnsite-(NaMnMg) (Na, Ca)Mn2+(Mg, Fe3+)2Fe3+2(PO4)4(OH)2·8H2O Crystal Data: Monoclinic. Point Group:...Pattern: Sapucaia pegmatite, Conselheiro Pena district, Minas Gerais, Brazil. 9.29 (100), 2.834 (91)...00(PO4)4(OH)1.83(H2O)8.17. (2) White Rock No. 2 quarry, South Australia, Australia; average electron microprobe...99(PO4)4(OH)1.98(H2O)8.02. Mineral Group: Jahnsite group, jahnsite subgroup; Fe3+ > Al in the M(3) structural...ushkovite, strunzite, bermanite (White Rock); jahnsite-(NaFeMg) (Tip Top). Distribution: In the Sapucaia pegmatite
Book (edition)
Smithsonian Inst., Washington, D.C. Alan Pring: South Australian Museum, Adelaide, SA, Australia. Gunnar...multiplicity of one or more lattice parameters. The term subgroup is used when many species exhibit Descriptions...10. India 11. South east Asia 12. Middle East 13. African Countries, from north to south 14. Oceania 15...15. Australia 16. Antarctica 17. South America The localities section includes a description of the...North Dakota Ohio Oklahoma Oregon Pennsylvania Puerto Rico Rhode Isand South Carolina South Dakota Tennessee
 
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