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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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Amethyst from
Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA


05186220017272043217776.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
01013210017272043229542.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
06346350017364504596331.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
04119120017272045275852.jpg
Amethyst

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
00034460017364504604409.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
02677880017364504602337.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
06346350017364504596331.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
05854350017364504603985.jpg
Amethyst

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
05186220017272043217776.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
01013210017272043229542.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
00421770017364504611036.jpg
Amethyst, etc.

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
04119120017272045275852.jpg
Amethyst

Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
Locality type:Mountain
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Goethite2
Hematite2
Quartz1
- var Chalcedony1
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view Red Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
Photo GalleryView Gallery (4 photos)
Data Identifiers
Mindat Occurrence Record ID:110211
Long-form Identifier:1:3:110211:6
GUID (UUID V4):0
Nearest other occurrences of Amethyst
11.2km (7.0 miles) ⓘTeanaway Road Middle Fork, Teanaway River, Cle Elum Mining District, Kittitas County, Washington, USA
12.2km (7.6 miles) ⓘCrystal Mountain, Liberty, Swauk Mining District, Kittitas County, Washington, USA
51.2km (31.8 miles) ⓘSpruce Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
53.8km (33.4 miles) ⓘDenny Gulch, Denny Mountain, Snoqualmie Mining District, King County, Washington, USA
56.9km (35.3 miles) ⓘHumpback Mountain, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA
57.3km (35.6 miles) ⓘGreen Ridge Breccia, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
57.6km (35.8 miles) ⓘScout Patrol Peak, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA
58.0km (36.1 miles) ⓘPurple Hope No. 4 claim, Purple Hope claims, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
58.8km (36.5 miles) ⓘPurple Hope No. 1 claim, Purple Hope claims, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
73.4km (45.6 miles) ⓘBaring Mountain, Index Mining District, Snohomish County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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