Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Garnet Group from
Surprise Mica Mine, Custer Mining District, Custer County, South Dakota, USA


Locality type:Mine
Classification
Species:'Garnet Group' (not an IMA approved species)
Formula:X3Z2(SiO4)3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Garnet Group data
Locality Data:Click here to view Surprise Mica Mine, Custer Mining District, Custer County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:383343
Long-form Identifier:1:3:383343:8
GUID (UUID V4):0
Nearest other occurrences of Garnet Group
0.5km (0.3 miles) ⓘKnowles lode claim, Custer, Custer Mining District, Custer County, South Dakota, USA
4.0km (2.5 miles) ⓘCrown Mine (McMackin Mine), Custer, Custer Mining District, Custer County, South Dakota, USA
4.2km (2.6 miles) ⓘDorothy Lode, Custer Mining District, Custer County, South Dakota, USA
4.4km (2.7 miles) ⓘOneonta Mine, Unorganized mining district [1], Custer County, South Dakota, USA
4.7km (2.9 miles) ⓘBig Spar No. 1 mine, Custer, Custer Mining District, Custer County, South Dakota, USA
5.3km (3.3 miles) ⓘHofert Arcade (Victory No. 1 Prospect), Custer Mining District, Custer County, South Dakota, USA
5.5km (3.4 miles) ⓘI X L Lode No. 4 Prospect, Custer Mining District, Custer County, South Dakota, USA
6.2km (3.8 miles) ⓘPine Top Lode, Custer Mining District, Custer County, South Dakota, USA
6.7km (4.1 miles) ⓘSilver Dollar Mine, Custer Mining District, Custer County, South Dakota, USA
6.8km (4.2 miles) ⓘRoss Mine, Berne, Custer Mining District, Custer County, South Dakota, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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