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Worcester Co., Massachusetts, USA

Worcester County was established in 1731.

Mineral List

Mineral list contains entries from the region specified including sub-localities
Actinolite
Albite
var: Andesine
var: Oligoclase
var: Pericline
'Albite-Anorthite Series'
'Allanite'
Allanite-(Ce)
Almandine
'Almandine-Spessartine Series'
Amblygonite ?
'Amphibole Group'
var: Uralite
Andalusite
var: Chiastolite
Anglesite
Ankerite
Anorthoclase
Antigorite
'Apatite'
'Apophyllite'
Arsenopyrite
Augite
Autunite
Azurite
Babingtonite
Bertrandite
Beryl
var: Aquamarine
var: Goshenite
var: Heliodor
Biotite
'Brodrickite'
Calcite
Cassiterite
'Chabazite'
Chalcopyrite
Chamosite
Chevkinite-(Ce)
'Chlorite Group'
Chondrodite
Chromite
Clinohumite
Clinozoisite
Columbite
Cordierite
Diopside
Dolomite
Elbaite ?
Enstatite
Epidote
'Feldspar Group'
Fluorapatite
Fluorite
var: Yttrocerite
Forsterite
'Gadolinite' ?
Galena
var: Argentiferous Galena
'Garnet'
Goethite
Graphite
Grossular
var: Hessonite
'Gummite' ?
Gypsum
var: Selenite
Hematite
var: Specularite
'Heulandite'
'Hornblende'
Ilmenite
var: Manaccanite
Kaolinite
'K Feldspar
var: Adularia'

Kyanite
Laumontite
Lepidolite ?
Leucoxene
Limonite
Magnesiohornblende
Magnesite
Magnetite
Malachite
'Manganese Oxides
var: Manganese Dendrites'

Marcasite
Margarite
Marialite
Meionite
Melanterite
Meta-autunite
Microcline
Molybdenite
Montebrasite
Muscovite
var: Fuchsite
var: Sericite
'Oligoclase-Andesine'
'Olivine'
Opal
var: Opal-AN

Orthoclase
Ottrélite
Pargasite
'Perthite'
Petalite ?
Phlogopite
Pickeringite
Pollucite
Prehnite
'Prochlorite'
'Pumpellyite'
Purpurite ?
Pyrite
Pyrope
Pyrrhotite
Quartz
var: Amethyst
var: Milky Quartz
var: Rose Quartz
var: Smoky Quartz
Rockbridgeite
Rutile
'Scapolite'
var: Wernerite
Scheelite
Schorl
'Serpentine Group'
Siderite
Siderophyllite ?
Sillimanite
'Soapstone'
Sphalerite
Spinel
Spodumene
Staurolite
Stellerite
'Stilbite'
Talc
var: Steatite
Thomsonite-Ca
Titanite
Topaz
'Tourmaline'
Tremolite
Triphylite
Uraninite
Vermiculite (TL)
Vesuvianite
Zircon
Zoisite


171 entries listed. 95 valid minerals. 1 type locality (valid mineral). 2 erroneous literature entries.

Localities in this Region

USA
USA

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Copyright © Jolyon Ralph and Ida Chau 1993-2012. Jobs in Massachusetts, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
Current server date and time: 6th Feb 2012 21:53:30
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