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Case Quarries, Portland, Middlesex Co., Connecticut, USA

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List of minerals for each chemical element

HHydrogen
Cyrtolite
Limonite
Fluorapatite (var: Mn-bearing Fluorapatite)
Opal (var: Opal-AN)
Thorogummite
Goethite
Opal
Uranpyrochlore (of Hogarth 1977)
Autunite
Meta-autunite
Metatorbernite
Phosphuranylite
Torbernite
Annite
Bismutoferrite
Epidote
Muscovite
Schorl
Uranophane
BeBeryllium
Beryl (var: Aquamarine)
Beryl (var: Heliodor)
Beryl
BBoron
Schorl
CCarbon
Bismutite
OOxygen
Beryl (var: Aquamarine)
Cyrtolite
Beryl (var: Heliodor)
Limonite
Quartz (var: Milky Quartz)
Fluorapatite (var: Mn-bearing Fluorapatite)
Opal (var: Opal-AN)
Quartz (var: Smoky Quartz)
Tantalite
Thorogummite
Bismite
Columbite-(Fe)
Goethite
Liandratite
Opal
Petscheckite
Pyrolusite
Quartz
Samarskite-(Y)
Uraninite
Uranpyrochlore (of Hogarth 1977)
Bismutite
Autunite
Fluorapatite
Meta-autunite
Metatorbernite
Monazite-(Ce)
Phosphuranylite
Torbernite
Albite
Almandine
Annite
Beryl
Bismutoferrite
Cordierite
Epidote
Microcline
Muscovite
Orthoclase
Schorl
Spessartine
Uranophane
Zircon
FFluorine
Fluorapatite (var: Mn-bearing Fluorapatite)
Uranpyrochlore (of Hogarth 1977)
Fluorapatite
NaSodium
Albite
Schorl
MgMagnesium
Cordierite
AlAluminium
Beryl (var: Aquamarine)
Beryl (var: Heliodor)
Albite
Almandine
Annite
Beryl
Cordierite
Epidote
Microcline
Muscovite
Orthoclase
Schorl
Spessartine
SiSilicon
Beryl (var: Aquamarine)
Cyrtolite
Beryl (var: Heliodor)
Quartz (var: Milky Quartz)
Opal (var: Opal-AN)
Quartz (var: Smoky Quartz)
Thorogummite
Opal
Quartz
Albite
Almandine
Annite
Beryl
Bismutoferrite
Cordierite
Epidote
Microcline
Muscovite
Orthoclase
Schorl
Spessartine
Uranophane
Zircon
PPhosphorus
Fluorapatite (var: Mn-bearing Fluorapatite)
Autunite
Fluorapatite
Meta-autunite
Metatorbernite
Monazite-(Ce)
Phosphuranylite
Torbernite
SSulfur
Bismuthinite
Chalcopyrite
Cuprobismutite
Pyrite
ClChlorine
Fluorapatite (var: Mn-bearing Fluorapatite)
KPotassium
Phosphuranylite
Annite
Microcline
Muscovite
Orthoclase
CaCalcium
Fluorapatite (var: Mn-bearing Fluorapatite)
Uranpyrochlore (of Hogarth 1977)
Autunite
Fluorapatite
Meta-autunite
Phosphuranylite
Epidote
Uranophane
TiTitanium
Samarskite-(Y)
MnManganese
Fluorapatite (var: Mn-bearing Fluorapatite)
Tantalite
Pyrolusite
Spessartine
FeIron
Limonite
Tantalite
Chalcopyrite
Pyrite
Columbite-(Fe)
Goethite
Petscheckite
Samarskite-(Y)
Almandine
Annite
Bismutoferrite
Epidote
Schorl
CuCopper
Chalcopyrite
Cuprobismutite
Metatorbernite
Torbernite
YYttrium
Samarskite-(Y)
ZrZirconium
Cyrtolite
Zircon
NbNiobium
Tantalite
Columbite-(Fe)
Liandratite
Petscheckite
Samarskite-(Y)
Uranpyrochlore (of Hogarth 1977)
AgSilver
Cuprobismutite
CeCerium
Samarskite-(Y)
Uranpyrochlore (of Hogarth 1977)
Monazite-(Ce)
TaTantalum
Tantalite
Samarskite-(Y)
Uranpyrochlore (of Hogarth 1977)
BiBismuth
Bismuthinite
Cuprobismutite
Bismite
Bismutite
Bismutoferrite
ThThorium
Thorogummite
UUranium
Thorogummite
Liandratite
Petscheckite
Samarskite-(Y)
Uraninite
Uranpyrochlore (of Hogarth 1977)
Autunite
Meta-autunite
Metatorbernite
Phosphuranylite
Torbernite
Uranophane

References

Boos, M. F., E. E. Maillot and McHenry Mosier. (1949), Investigation of Portland Beryl-Mica District, Middlesex County, Conn. US Bureau of Mines Report of Investigation 4425.

Cameron, Eugene N., Larrabee David M., McNair, Andrew H., Page, James T., Stewart, Glenn W., and Shainin, Vincent E. (1954), Pegmatite Investigations 1942-45 New England. USGS Professional Paper 255.

Schooner, Richard. (1955): 90 Minerals from 1 Connecticut Hill. Rocks & Minerals: 30(7-8): 351-8.

Schooner, Richard. (1958), The Mineralogy of the Portland-East Hampton-Middletown-Haddam Area in Connecticut (With a few notes on Glastonbury and Marlborough). Published by Richard Schooner; Ralph Lieser of Pappy’s Beryl Shop, East Hampton; and Howard Pate of Fluorescent House, Branford, Connecticut.

Stugard, Frederick, Jr. (1958), Pegmatites of the Middletown Area, Connecticut. USGS Bulletin 1042-Q.

Jones, Robert W., Jr. (1960), Luminescent Minerals of Connecticut, A Guide to Their Properties and Locations. Fluorescent House. Branford, Connecticut.

Schooner, Richard. (1961), The Mineralogy of Connecticut. Fluorescent House, Branford, Connecticut.

Ryerson, Kathleen. (1972): Rock Hound's Guide to Connecticut. Pequot Press.

Webster, Bud. (1978), Mineral Collector’s Field Guide Connecticut. Privately published.

Albini, Anthony J. (1979), Selected Pegmatite Quarries of the Central Connecticut Region. Masters thesis.

Webster, Bud and Bill Shelton. (1979), Mineral Collector’s Field Guide the Northeast.

Cross, L. M. (1987), A New Occurrence of Beryl at Case Quarries, Portland, Connecticut. Rocks & Minerals: 62(2): 116-7.

Robinson, George W. and Vandall T. King. (1988), What's New in Minerals? Mineralogical Record: 19(5): 332.

Weber, Marcelle H. and Earle C. Sullivan. (1995), Connecticut Mineral Locality Index. Rocks & Minerals (Connecticut Issue): 70(6): 403.

Huff, R. C., R. G. Huff, J. Vajdak. (1996), An Occurrence of Bismutoferrite in Portland, Connecticut. Rocks & Minerals: 71(3): 197.

Vajdak, Josef. (1997), New Mineral Finds in 1996, News from Vajdak of Pequa Rare Minerals and Metals. Mineral News: 13:(3): 1,4,5.

Davis, Fred E. (2000), June 17th Field Trip: Case Prospects. Triassic Valley Bulletin, New Haven Mineral Club.

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