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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Quartz from
Brewer Alaska; Brewster; Mile Seven; Sevenmile Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA


Locality type:Prospect
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Brewer Alaska; Brewster; Mile Seven; Sevenmile Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:577692
Long-form Identifier:1:3:577692:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.7km (0.4 miles) ⓘHomestake Ledge Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
2.2km (1.3 miles) ⓘGrayson Lode, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
2.3km (1.4 miles) ⓘMile Seven; Mile 7 1/2 Occurrence, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
4.3km (2.7 miles) ⓘMizpah Ledge; Kennedy; Pullen; Davis Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
6.3km (3.9 miles) ⓘSchoonover; Porcupine Quartz No. 1 Prospect, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
6.3km (3.9 miles) ⓘMile 4; Mile Four Mining Co. Prospect, Seward Mining District, Kenai Peninsula Borough, Alaska, USA
8.5km (5.3 miles) ⓘPorcupine Creek Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
9.0km (5.6 miles) ⓘPrimrose Mine, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
11.3km (7.0 miles) ⓘPorcupine; Porcupine Gold Mining Co. Occurrence, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
11.7km (7.3 miles) ⓘDevil Club Ledge; Lakeside Prospects, Hope Mining District, Kenai Peninsula Borough, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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