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Schorl from
Pohndorf Mine (Pondorff Mine), Toll Mountain, Boulder Batholith, Jefferson County, Montana, USA


Locality type:Mine
Classification
Species:Schorl
Formula:NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Sericiteβ“˜2 photos of Schorl associated with Sericite at this locality.
Albiteβ“˜2 photos of Schorl associated with Albite at this locality.
Quartzβ“˜1 photo of Schorl associated with Quartz at this locality.
Data
Mineral Data:Click here to view Schorl data
Locality Data:Click here to view Pohndorf Mine (Pondorff Mine), Toll Mountain, Boulder Batholith, Jefferson County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:786350
Long-form Identifier:1:3:786350:9
GUID (UUID V4):7e7d3979-36ed-48eb-a72a-07d115e4c1cc
Nearest other occurrences of Schorl
7.8km (4.8 miles) β“˜Homestake Pass, Boulder Batholith, Jefferson County, Montana, USA
9.4km (5.9 miles) β“˜Railroad Cut, Delmoe Lake Road occurrences, Pipestone Mining District, Jefferson County, Montana, USA
12.2km (7.6 miles) β“˜Beehive #1 pegmatite, Goldflint Mountain, Boulder Batholith, Jefferson County, Montana, USA
48.3km (30.0 miles) β“˜Sappington deposit, Madison County, Montana, USA
54.1km (33.6 miles) β“˜PC Mine (P.C. Crystal Mine; Penn placer), Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USA
58.9km (36.6 miles) β“˜Montana Tunnels Mine (Part of Corbin Copper Claims), Colorado Mining District (Prickly Pear Mining District; Corbin Mining District), Jefferson County, Montana, USA
67.6km (42.0 miles) β“˜Dumortierite Pegmatite Locality (MRDS - 10019821), Ruby Range, Madison County, Montana, USA
73.7km (45.8 miles) β“˜Stone Creek pegmatite, Ruby Range, Madison County, Montana, USA
86.0km (53.5 miles) β“˜Camp Creek Corundum Occurrence, Ruby Range, Beaverhead County, Montana, USA
89.9km (55.9 miles) β“˜Rim Rock Deposit, Varney Mining District, Madison County, Montana, USA
References
Chris Tucker and John Betts specimens.
Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
 
Mineral and/or Locality  
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