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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Amethyst from
White Mountain Granite quarry, Conway, Carroll County, New Hampshire, USA


Locality type:Quarry
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view White Mountain Granite quarry, Conway, Carroll County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:31934
Long-form Identifier:1:3:31934:2
GUID (UUID V4):0
Nearest other occurrences of Amethyst
3.9km (2.4 miles) ⓘLovejoy Gravel pits, Conway, Carroll County, New Hampshire, USA
4.7km (2.9 miles) ⓘPeaked Mountain fluorite locality, North Conway, Conway, Carroll County, New Hampshire, USA
6.9km (4.3 miles) ⓘBlack Cap, North Conway, Conway, Carroll County, New Hampshire, USA
7.3km (4.5 miles) ⓘHurricane Mountain localities, North Conway, Conway, Carroll County, New Hampshire, USA
9.2km (5.7 miles) ⓘTable Mountain, Bartlett, Carroll County, New Hampshire, USA
18.8km (11.7 miles) ⓘMount Crawford amethyst locality, Hadley's Purchase, Coos County, New Hampshire, USA
22.8km (14.2 miles) ⓘMount Nancy Slide locality, Lincoln, Grafton County, New Hampshire, USA
23.3km (14.5 miles) ⓘLadies Delight Hill Amethyst locality, Lovell, Oxford County, Maine, USA
23.4km (14.5 miles) ⓘMount Anderson Slide locality, Lincoln, Grafton County, New Hampshire, USA
25.5km (15.8 miles) ⓘLittle Deer Hill prospect, Stow, Oxford County, Maine, USA
References
Smith, Arthur E. (2005) New Hampshire mineral locality index. Rocks & Minerals, 80 (4) 242-261 doi:10.3200/rmin.80.4.242-261
 
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