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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Zircon from
Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA


05578310017364069815245.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
06213640017272019931252.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
04875140017272019947246.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
02933580017272019959871.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
05578310017364069815245.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
01579030017364069824970.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
03918710017364069823362.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
05577250017364069827178.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
07505790017364069828882.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
02591620017272019968911.jpg
Zircon, etc.

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
04875140017272019947246.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
02933580017272019959871.jpg
Zircon

Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
Locality type:Pass
Classification
Species:Zircon
Formula:Zr(SiO4)
Habit:tetragonal prisms, bipyrmidal crystals.
Colour:grey-green, yellow to orange-red
Abundance at site:Common
Confirmation
Validity:Believed Valid
Associated Minerals:
Associates:Albite
Allanite-(Ce)
Anatase
Astrophyllite
Bastnäsite-(Ce)
Clinofergusonite-(Y)
Gadolinite-(Y)
Goethite
Hematite
Kainosite-(Y)
Microcline
Okanoganite-(Y)
Polylithionite
Quartz
Riebeckite
Siderite
Zektzerite
Associated Minerals Based on Photo Data:
Albite39
Microcline25
Quartz23
Sogdianite12
Chamosite10
Okanoganite-(Y)9
Anatase9
Fluorite8
Ilmenite7
Allanite-(Ce)5
Arfvedsonite4
Annite4
Synchysite Group2
Siderite2
Bastnäsite Group2
Xenotime-(Y)2
Aegirine2
Clinofergusonite-(Y)2
Hematite1
Gadolinite-(Y)1
Astrophyllite1
Polylithionite1
Gadolinite-(Ce)1
Calciohilairite1
Kainosite-(Y)1
Magnetite1
Zektzerite1
Feldspar Group1
Data
Mineral Data:Click here to view Zircon data
Locality Data:Click here to view Washington Pass, Golden Horn Batholith, Okanogan County, Washington, USA
Photo GalleryView Gallery (62 photos)
Data Identifiers
Mindat Occurrence Record ID:46404
Long-form Identifier:1:3:46404:0
GUID (UUID V4):0
Nearest other occurrences of Zircon
37.7km (23.4 miles) ⓘHolden Mine, Railroad Creek Mining District, Chelan County, Washington, USA
82.6km (51.3 miles) ⓘRainbow prospect, Sumallo River, New Westminster Mining Division, British Columbia, Canada
References
Micro Probe Volume VI Number 8
Rocks and Minerals, 66:6, p. 457
American Mineralogist, V.58, p. 874
Cannon, B. (1975): Minerals of Washington, p.51
Boggs, Russell C. (1988) Calciohilairite: CaZrSi3O9·3H2O, the calcium analogue of hilairite from the Golden Horn batholith, northern Cascades, Washington. American Mineralogist, 73 (9-10) 1191-1194
 
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