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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Molybdenite from
Armament Prospect, Index Mining District, Snohomish County, Washington, USA


04700110017367937616110.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
08135790017272043061998.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
00849380017272043066913.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
03355530017272043073107.jpg
Molybdenite, etc.

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
04700110017367937616110.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
08135790017272043061998.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
00849380017272043066913.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
08983770017370497444678.jpg
Molybdenite, etc.

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
04700110017367937616110.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
08135790017272043061998.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
00849380017272043066913.jpg
Molybdenite

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
03355530017272043073107.jpg
Molybdenite, etc.

Armament Prospect, Index Mining District, Snohomish County, Washington, USA
Locality type:Prospect
Classification
Species:Molybdenite
Formula:MoS2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Chalcopyrite3
Molybdite1
Data
Mineral Data:Click here to view Molybdenite data
Locality Data:Click here to view Armament Prospect, Index Mining District, Snohomish County, Washington, USA
Photo GalleryView Gallery (5 photos)
Data Identifiers
Mindat Occurrence Record ID:107231
Long-form Identifier:1:3:107231:0
GUID (UUID V4):0
Nearest other occurrences of Molybdenite
0.5km (0.3 miles) ⓘMolly Prospect, Index Mining District, Snohomish County, Washington, USA
3.8km (2.4 miles) ⓘSunset Mine, Trout Creek, Index Mining District, Snohomish County, Washington, USA
4.8km (3.0 miles) ⓘMartin Engdahl Prospect, Silver Creek Mining District, Snohomish County, Washington, USA
7.4km (4.6 miles) ⓘSultan King Mine, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
7.4km (4.6 miles) ⓘSeacrest, Silver Creek Mining District, Snohomish County, Washington, USA
7.7km (4.8 miles) ⓘRed Gulch, Silver Creek Mining District, Snohomish County, Washington, USA
8.3km (5.2 miles) ⓘMineral Center Prospect, Silver Creek Mining District, Snohomish County, Washington, USA
9.0km (5.6 miles) ⓘGoat Haven, Silver Creek Mining District, Snohomish County, Washington, USA
10.7km (6.7 miles) ⓘIowa Mine, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
11.2km (6.9 miles) ⓘGolden Eagle Prospect, Sultan Mining District, Snohomish County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1960) Part II - Metallic Minerals, in Inventory of Washington Minerals. Vol II. Bulletin 37, Washington Geological Survey.
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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