SUPPORT US. If mindat.org is important to you, click here to donate to our Fall 2019 fundraiser!
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Advance Stone Quarry, Boardman's Bridge, New Milford, Litchfield Co., Connecticut, USAi
Regional Level Types
Advance Stone QuarryQuarry
Boardman's BridgeBridge
New Milford- not defined -
Litchfield Co.County
ConnecticutState
USACountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Latitude & Longitude (WGS84):
41° 35' 58'' North , 73° 26' 52'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
New Milford6,523 (2017)4.1km
Sherman3,827 (2017)4.6km
New Preston1,182 (2017)11.6km
Washington3,466 (2017)11.9km
Pawling2,297 (2017)13.5km


Quarry in the Cambro-Ordovician Stockbridge Marble.

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

Calcite
Formula: CaCO3
Reference: Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.
Chondrodite
Formula: (Mg,Fe2+)5(SiO4)2(F,OH)2
Habit: granular
Colour: light brown
Fluorescence: light yellow under SW UV
Reference: Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.
Diopside
Formula: CaMgSi2O6
Habit: flattened short to elongated prisms
Colour: white to very pale green
Fluorescence: light blue-gray under SW
Description: pseudomorphed by tremolite (originally called Canaanite)
Reference: Harold Moritz collection
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Habit: granular
Colour: brown
Fluorescence: pale yellow-brown under SW UV
Reference: Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.
Pyrite
Formula: FeS2
Habit: granular to cuboctahderal
Description: good crystals can reach 5-6 cm
Reference: Field observations
'Scapolite'
Reference: Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.
Tremolite
Formula: ☐{Ca2}{Mg5}(Si8O22)(OH)2
Habit: Primary - bladed, pseudomorphs after diopside are flattened short to elongated prisms
Colour: white, pale gray, pale green
Fluorescence: light blue-gray under SW
Description: as primary crystal or as pseudomorphs after diopside (originally called canaanite)
Reference: Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrite2.EB.05aFeS2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 9 - Silicates
Chondrodite9.AF.45(Mg,Fe2+)5(SiO4)2(F,OH)2
Diopside9.DA.15CaMgSi2O6
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Tremolite9.DE.10☐{Ca2}{Mg5}(Si8O22)(OH)2
Unclassified Minerals, Rocks, etc.
'Scapolite'-

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Chondrodite52.3.2b.2(Mg,Fe2+)5(SiO4)2(F,OH)2
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Diopside65.1.3a.1CaMgSi2O6
Group 66 - INOSILICATES Double-Width,Unbranched Chains,(W=2)
Amphiboles - Mg-Fe-Mn-Li subgroup
Tremolite66.1.3a.1☐{Ca2}{Mg5}(Si8O22)(OH)2
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Unclassified Minerals, Mixtures, etc.
'Scapolite'-

List of minerals for each chemical element

HHydrogen
H Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
H PhlogopiteKMg3(AlSi3O10)(OH)2
CCarbon
C CalciteCaCO3
OOxygen
O Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
O DiopsideCaMgSi2O6
O CalciteCaCO3
O Chondrodite(Mg,Fe2+)5(SiO4)2(F,OH)2
O PhlogopiteKMg3(AlSi3O10)(OH)2
FFluorine
F Chondrodite(Mg,Fe2+)5(SiO4)2(F,OH)2
MgMagnesium
Mg Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Mg DiopsideCaMgSi2O6
Mg Chondrodite(Mg,Fe2+)5(SiO4)2(F,OH)2
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
AlAluminium
Al PhlogopiteKMg3(AlSi3O10)(OH)2
SiSilicon
Si Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Si DiopsideCaMgSi2O6
Si Chondrodite(Mg,Fe2+)5(SiO4)2(F,OH)2
Si PhlogopiteKMg3(AlSi3O10)(OH)2
SSulfur
S PyriteFeS2
KPotassium
K PhlogopiteKMg3(AlSi3O10)(OH)2
CaCalcium
Ca Tremolite☐{Ca2}{Mg5}(Si8O22)(OH)2
Ca DiopsideCaMgSi2O6
Ca CalciteCaCO3
FeIron
Fe PyriteFeS2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue), 70(6): 398.


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.
 
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2019, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 22, 2019 15:34:58 Page generated: August 15, 2019 00:27:08
Go to top of page