Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Hudson, Middlesex Co., Massachusetts, USA

mindat Locality ID: 203335
mindat URL: http://www.mindat.org/loc-203335.html

Tectonic Settings:

Total number of sublocalities beneath "Hudson, Middlesex Co., Massachusetts, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Route 62 Locality (Potash Hill)

Latitude: 42°23'40"N
Longitude: 71°35'36"W
Decimal Degree (lat, lon): 42.394444444444,-71.593333333333

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Allophane	Amorphous	Beryl	Calcite	Chalcopyrite	Clay	Clinozoisite	Corundum	Epidote	Feldspar
Fluorite	Malachite	Mica	None	Quartz	Rutile	Scheelite	Spinel	Titanite

Beryl ()*	Bornite ()*	Calcite ()*	Chalcopyrite ()*	Chrysocolla ()*
Dolomite ()*	Epidote ()*	Ilmenite ()*	Magnetite ()*	Malachite ()*
Microcline ()*	Muscovite ()*	Opal ()*	Quartz ()*	Rutile ()*
Scheelite ()*	Titanite ()*	Uraninite ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al Be C Ca Cu Fe H K Mg O S Si Ti U W

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Allophane Amorphous Beryl Calcite Chalcopyrite Clay Clinozoisite Corundum Epidote Feldspar
Fluorite Malachite Mica None Quartz Rutile Scheelite Spinel Titanite

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Beryl ()*	Beryl	Be₃Al₂Si₆O₁₈	1	219611	4286
Bornite ()*	None	Cu₅FeS₄	1	219611	5516
Calcite ()*	Calcite	Ca(CO₃)	1	219611	27770
Chalcopyrite ()*	Chalcopyrite	CuFeS₂	1	219611	27198
Chrysocolla ()*	Allophane	(Cu_2-xAl_x)H_2-xSi₂O₅(OH)₄·nH₂O	1	219611	3531
Dolomite ()*	None	CaMg(CO₃)₂	1	219611	9895
Epidote ()*	Epidote Clinozoisite	Ca₂(Al₂Fe³⁺)[Si₂O₇][SiO₄]O(OH)	1	219611	8173
Ilmenite ()*	Corundum	Fe²⁺Ti⁴⁺O₃	1	219611	5433
Magnetite ()*	Spinel	Fe²⁺Fe³⁺₂O₄	1	219611	14899
Malachite ()*	Malachite	Cu₂(CO₃)(OH)₂	1	219611	12537
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	219611	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	219611	17380
Opal ()*	Amorphous	SiO₂·nH₂O	1	219611	2994
Quartz ()*	Quartz	SiO₂	1	219611	61156
Rutile ()*	Rutile	TiO₂	1	219611	5614
Scheelite ()*	Scheelite	Ca(WO₄)	1	219611	4894
Titanite ()*	Titanite	CaTi(SiO₄)O	1	219611	4899
Uraninite ()*	Fluorite	UO₂	1	219611	2718

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...