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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Grossular from
48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA


00338130017272038952952.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07613310017271980624753.jpg
Hessonite, etc.

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07209810017272038971725.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
08268440017363322441681.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
06994310017271923577110.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07613310017271980624753.jpg
Hessonite, etc.

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07209810017272038971725.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
08268440017363322441681.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07725970017272039025201.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
03833710017271980745834.jpg
Hessonite, etc.

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07209810017272038971725.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
07915160017363322452535.jpg
Grossular

48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
Locality type:Prospect
Classification
Species:Grossular
Formula:Ca3Al2(SiO4)3
Habit:crystals with cubic modifications
Colour:brilliant, subtranslucent, dark orange to brown
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Quartz1
Hedenbergite1
Diopside1
Data
Mineral Data:Click here to view Grossular data
Locality Data:Click here to view 48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
Photo GalleryView Gallery (2 photos)
Data Identifiers
Mindat Occurrence Record ID:93803
Long-form Identifier:1:3:93803:1
GUID (UUID V4):0
Nearest other occurrences of Grossular
0.4km (0.3 miles) ⓘVesper Peak, Sultan Mining District, Snohomish County, Washington, USA
1.3km (0.8 miles) ⓘSunrise Prospect, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
23.7km (14.7 miles) ⓘUncle Sam Mine, Index Mining District, Snohomish County, Washington, USA
41.7km (25.9 miles) ⓘDeer Creek, Snohomish County, Washington, USA
56.7km (35.3 miles) ⓘGreen Mountain/Bessemer Ridge, Snoqualmie Mining District, King County, Washington, USA
62.6km (38.9 miles) ⓘPaddy-go-Easy Pass occurrences, Cle Elum River, Cle Elum Mining District, Kittitas County, Washington, USA
63.8km (39.6 miles) ⓘBoston Mine, Cascade River, Cascade Mining District, Skagit County, Washington, USA
63.9km (39.7 miles) ⓘGuye Mine, Snoqualmie Mining District, King County, Washington, USA
64.4km (40.0 miles) ⓘDenny Mountain, Snoqualmie Mining District, King County, Washington, USA
65.5km (40.7 miles) ⓘDenny Gulch, Denny Mountain, Snoqualmie Mining District, King 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.p.83
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.pages 52, 54, 99, 105, 108, 113, 137, 146, 152
Cannon, Bart (1991) The Vesper Peak Garnet Deposit. Rocks & Minerals, 66 (6) 478-484 doi:10.1080/00357529.1991.11761657
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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