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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Tourmaline from
Turner Mine, Marlow, Cheshire County, New Hampshire, USA


05839170017272038264126.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
05184280017272040037922.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
06833170017272040042933.jpg
Schorl, etc.

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
00390960017367487613500.jpg
Elbaite

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
05839170017272038264126.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
04316080017363916384830.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
06833170017272040042933.jpg
Schorl, etc.

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
04915260017363733476363.jpg
Elbaite

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
05839170017272038264126.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
06376570017272040067474.jpg
Schorl

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
06833170017272040042933.jpg
Schorl, etc.

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
00390960017367487613500.jpg
Elbaite

Turner Mine, Marlow, Cheshire County, New Hampshire, USA
Locality type:Mine
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Turner Mine, Marlow, Cheshire County, New Hampshire, USA
Data Identifiers
Mindat Occurrence Record ID:97203
Long-form Identifier:1:3:97203:5
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
7.6km (4.7 miles) ⓘChickering Mine, Walpole, Cheshire County, New Hampshire, USA
15.0km (9.3 miles) ⓘRockingham, Windham County, Vermont, USA
21.3km (13.2 miles) ⓘOsgood Graphite Mine, Nelson, Cheshire County, New Hampshire, USA
32.4km (20.1 miles) ⓘNewfane, Windham County, Vermont, USA
33.0km (20.5 miles) ⓘGassetts, Chester, Windsor County, Vermont, USA
33.3km (20.7 miles) ⓘMonadnock Mountain, Jaffrey, Cheshire County, New Hampshire, USA
37.6km (23.4 miles) ⓘGlebe Mountain, Londonderry, Windham County, Vermont, USA
38.3km (23.8 miles) ⓘCavendish, Windsor County, Vermont, USA
47.8km (29.7 miles) ⓘRoute 103 road cut, Ludlow, Windsor County, Vermont, USA
52.2km (32.4 miles) ⓘWilton Crushed Stone Quarry, Wilton, Hillsborough County, New Hampshire, USA
References
Nicolay & Stone (1967) Rocks & Minerals: A Guide For Collectors of the Eastern United States
 
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