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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Picket "Limestone" Mine, Lisbon, Grafton County, New Hampshire, USAi
Regional Level Types
Picket "Limestone" MineMine
LisbonTownship
Grafton CountyCounty
New HampshireState
USACountry

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Latitude & Longitude (WGS84):
44° North , 71° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~8km
GRN:
N30W38
Type:
Mine
Köppen climate type:
Dfb : Warm-summer humid continental climate
Mindat Locality ID:
9469
Long-form identifier:
mindat:1:2:9469:9
GUID (UUID V4):
0
Other/historical names associated with this locality:
Picket Limestone quarry


Developed in a highly impure low-grade marble, not sedimentary limestone. Although usually referred to as a quarry, it was an open pit operation for extractin smelter flux, not a quarry.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


3 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Calcite
Formula: CaCO3
ⓘ 'Feldspar Group'
ⓘ 'Garnet Group' ?
Formula: X3Z2(SiO4)3
ⓘ 'Mica Group'
ⓘ Pyrite ?
Formula: FeS2
ⓘ Quartz
Formula: SiO2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
ⓘPyrite ?2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Unclassified
ⓘ'Feldspar Group'-
ⓘ'Mica Group'-
ⓘ'Garnet Group' ?-X3Z2(SiO4)3

List of minerals for each chemical element

CCarbon
Cⓘ CalciteCaCO3
OOxygen
Oⓘ CalciteCaCO3
Oⓘ QuartzSiO2
Oⓘ Garnet GroupX3Z2(SiO4)3
SiSilicon
Siⓘ QuartzSiO2
Siⓘ Garnet GroupX3Z2(SiO4)3
SSulfur
Sⓘ PyriteFeS2
CaCalcium
Caⓘ CalciteCaCO3
FeIron
Feⓘ PyriteFeS2

Other Regions, Features and Areas containing this locality

North AmericaContinent
North America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
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