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Lord Hill Quarry, Stoneham, Oxford Co., Maine, USA

Latitude: 44°13'26"N
Longitude: 70°57'11"W
Granite pegmatite. Oxford pegmatite field.

Originally a mineral collector's site in late 1870's. Opened by Nathan Perry and Edgar D. Andrews in early 1880's. Originally called Harndon Hill, but named changed in a complex change of names about 1917. Operated solely by Nathan Perry by 1882. Operated for massive topaz in 1970's by Col. Joseph Pollack of Harrison, Maine.

The locality is the type locality for hamlinite, now regarded as a synonym for goyazite.

Mineral List

Albite
var: Cleavelandite
Almandine
Autunite
Beraunite
Bermanite
Bertrandite
Beryl
var: Goshenite
Beryllonite
'Biotite'
Bismuth
Bismuthinite
Bismutite
Cassiterite
Clarkeite
Columbite-(Fe)
Cryptomelane
Elbaite
Eosphorite
Fluorapatite
var: Mn-bearing Fluorapatite
Fluorite
Gahnite
Gehlenite
Goethite
Goyazite
Heterosite
Hureaulite
Hydroxylapatite
Hydroxylherderite
Landesite
'Manganese Oxides
var: Manganese Dendrites'

Meta-autunite
Metatorbernite
Microcline
Microlite Group
Mitridatite
Montebrasite ?
Montmorillonite
Muscovite
'Perthite'
Phenakite
Phosphosiderite
Purpurite
Pyrite
Pyrrhotite
Quartz
Quartz
var: Smoky Quartz

Schorl
Siderite
Sphalerite
Strunzite
Todorokite
Topaz
Torbernite
Triphylite
Triplite
Uraninite
Uranophane
Vivianite
Zircon


62 entries listed. 51 valid minerals. 4 erroneous literature entries.

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References

Hidden, W. E. and Penfield. S. L., 1890, On Hamlinite a new rhombohedral mineral from the Herderite Locality at Stoneham, Maine, American Journal of Science, third series, v. 39: 511-513.

Bastin, Edson Sunderland (1911) Geology of the pegmatites and associated rocks of Maine, including feldspar, quartz, mica, and gem deposits. USGS Bulletin 445.

Thompson, W, Joyner, D., Woodman, R., and King, V., 1998, Maine Mineral Localities, 3rd ed.

King, V. and Foord, E., 1994, Mineralogy of Maine, Descriptive Mineralogy, v. 1.

Woodard, H. H. (1951): The Geology and Paragenesis of the Lord Hill pegmatite, Stoneham, Maine. American Mineralogist (1951): 36, 869-883.

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Copyright © Jolyon Ralph and Ida Chau 1993-2013. 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.
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