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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Microcline from
Estes Quarry, West Baldwin, Baldwin, Cumberland County, Maine, USA


Locality type:Quarry
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Graphite1
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Estes Quarry, West Baldwin, Baldwin, Cumberland County, Maine, USA
Data Identifiers
Mindat Occurrence Record ID:32867
Long-form Identifier:1:3:32867:8
GUID (UUID V4):0
Nearest other occurrences of Microcline
9.6km (6.0 miles) ⓘBerry Ledge, Cornish, York County, Maine, USA
21.8km (13.5 miles) ⓘOak Hill area, Standish, Cumberland County, Maine, USA
21.8km (13.5 miles) ⓘEast Fryeburg Quartz locality, Fryeburg, Oxford County, Maine, USA
21.9km (13.6 miles) ⓘSki area locality, Pleasant Mountain, Bridgton, Cumberland County, Maine, USA
22.4km (13.9 miles) ⓘGreen Mountain Locality, Effingham, Carroll County, New Hampshire, USA
22.7km (14.1 miles) ⓘSymmes Pond Syenite, Straw Hill occurrence, Newfield, York County, Maine, USA
23.1km (14.3 miles) ⓘJockey Cap Hill Garnet locality, Fryeburg, Oxford County, Maine, USA
25.2km (15.7 miles) ⓘKnox Mountain Granite quarry, Newfield, York County, Maine, USA
25.4km (15.8 miles) ⓘSwan's Falls locality, Fryeburg, Oxford County, Maine, USA
27.5km (17.1 miles) ⓘHam and Weeks Mine, Wakefield, Carroll County, New Hampshire, USA
References
Rocks and Minerals (1999) 74:188,189
Thompson, Woodrow B., Bearss, Gene T., Falster, Alexander U., Simmons, William B., Nizamoff, Jams W. (2000) The Estes Quarry, Cumberland County, Maine: A New Pegmatite Mineral Locality. Rocks & Minerals, 75 (6) 408-418 doi:10.1080/00357520009605667
 
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