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Jeff Weissman's Photo Gallery

QYH-RLGStringhamite : CaCuSiO4·H2O

Crestmore quarries, Crestmore, Riverside Co., California, USA

Field of View: 1.2 mm

Radial sprays of deep blue colored stringhamite crystals on unidentified calc-silicate matrix. Ex. Fred Devito.
S419-572 N6036N
Copyright: © 2018, JGW      Photo ID: 866125     Uploaded by: Jeff Weissman   View Count: 10   Approval status: Public galleries    Type: Photo - 1450 x 1152 pixels (1.7 Mpix)

QYH-RLGStringhamite : CaCuSiO4·H2O

Multiple photos available
Crestmore quarries, Crestmore, Riverside Co., California, USA

Dimensions: 6 cm x 4 cm x 2 cm
Field of View: 3 mm

Deep blue stringhamite crystals on unidentified calc-silicate matrix. Ex. Fred Devito, who wrote on his prior label "stringhamite crystals best."
S419-573a N6036N

Copyright: © 2018, JGW      Photo ID: 866121     Uploaded by: Jeff Weissman   View Count: 10   Approval status: Public galleries    Type: Photo - 1600 x 1166 pixels (1.9 Mpix)

EFT-5AELeadhillite : Pb4(SO4)(CO3)2(OH)2, Pyromorphite : Pb5(PO4)3Cl, Quartz : SiO2, Wulfenite : Pb(MoO4)

Multiple photos available
Wheatley Mines, Phoenixville Mining District, Schuylkill Township, Chester Co., Pennsylvania, USA

Largest Crystal Size: 0.2 mm

Scattered translucent white leadhillite crystals up to 2 mm across, with pyromorphite, on quartz. A small wulfenite crystal is at the center bottom of the image. Also present in this specimen, visible in the child images, is an area of galena altering into dull silver coatings and chalky anglesite.
S419-569 N608N
Copyright: © 2018, JGW      Photo ID: 866099     Uploaded by: Jeff Weissman   View Count: 18   Approval status: Public galleries    Type: Photo - 3500 x 2592 pixels (9.1 Mpix)

TKV-YH2Pyromorphite : Pb5(PO4)3Cl

Multiple photos available
Black Star open cut, Mount Isa Mines, Mount Isa, Mount Isa City Shire, Queensland, Australia

Dimensions: 4.5 cm x 4.5 cm x 3.5 cm
Field of View: 4 cm

Translucent to opaque pyromorphite crystals covering matrix. Ex. Kapi Minerals (label), ex. Jim H. Marshall (label). Acquired August, 1999.
N645N S419-056
Copyright: © 2018, JGW      Photo ID: 866051     Uploaded by: Jeff Weissman   View Count: 34   Approval status: Public galleries    Type: Photo - 3627 x 2852 pixels (10.3 Mpix)

81E-GRLClinochlore : Mg5Al(AlSi3O10)(OH)8

Prince's Soapstone Quarry, Lafayette, Philadelphia Co., Pennsylvania, USA

Dimensions: 6 cm x 5 cm

Dark green fine-grained clinochlore associated with white albite and dark green prismatic hornblende.
N6093N S419-562
Copyright: © 2018, JGW      Photo ID: 865630     Uploaded by: Jeff Weissman   View Count: 12   Approval status: Public galleries    Type: Photo - 3452 x 2783 pixels (9.6 Mpix)

81E-GRLHornblende, Albite : Na(AlSi3O8), Clinochlore : Mg5Al(AlSi3O10)(OH)8

Multiple photos available
Prince's Soapstone Quarry, Lafayette, Philadelphia Co., Pennsylvania, USA

Dimensions: 6 cm x 5 cm x 4 cm

Green-black hornblende crystals with white-tan albite and dark green fine-grained clinochlore.
N6093N S419-560
Copyright: © 2018, JGW      Photo ID: 865628     Uploaded by: Jeff Weissman   View Count: 8   Approval status: Public galleries    Type: Photo - 3580 x 2580 pixels (9.2 Mpix)

D2F-04RMolybdenite : MoS2, Nepheline syenite pegmatite

Langesundsfjorden, Larvik, Vestfold, Norway

Largest Crystal Size: 0.5 cm

Partial molybdenite crystal embedded in meliphanite-containing nepheline syenite. Ex. Kidwell and Nichols.
N6038N S419-563
Copyright: © 2018, JGW      Photo ID: 865627     Uploaded by: Jeff Weissman   View Count: 9   Approval status: Public galleries    Type: Photo - 1555 x 1215 pixels (1.9 Mpix)

D2F-04RMeliphanite : Ca4(Na,Ca)4Be4AlSi7O24(F,O)4, Molybdenite : MoS2, Nepheline syenite pegmatite

Multiple photos available
Langesundsfjorden, Larvik, Vestfold, Norway

Dimensions: 5 cm x 4 cm x 2 cm
Field of View: 1 cm

Yellow meliphanite in nepheline syenite, with molybdenite. Ex. Al Kidwell and Buford Nichols.
N6038N S419-558
Copyright: © 2018, JGW      Photo ID: 865624     Uploaded by: Jeff Weissman   View Count: 14   Approval status: Public galleries    Type: Photo - 3880 x 2782 pixels (10.8 Mpix)

97A-ME3Galena : PbS, Anglesite : PbSO4, Plumbojarosite : PbFe3+6(SO4)4(OH)12

Motel 22 occurrence, Brady Township, Hares Valley area, Huntingdon Co., Pennsylvania, USA

Field of View: 0.8 cm

Area of altered galena, altering into chalky white anglesite and tan/brown plumbojarosite. Collected April, 1987.
S419-551 N669N
Copyright: © 2018, JGW      Photo ID: 864748     Uploaded by: Jeff Weissman   View Count: 5   Approval status: Public galleries    Type: Photo - 4752 x 3168 pixels (15.1 Mpix)

97A-ME3Anglesite : PbSO4, Quartz : SiO2

Multiple photos available
Motel 22 occurrence, Brady Township, Hares Valley area, Huntingdon Co., Pennsylvania, USA

Field of View: 5 mm

Chalky white anglesite either as coatings on hydroxylpyromorphite, or pseudo after???, on quartz crystals.
S419-552 N669N
Copyright: © 2018, JGW      Photo ID: 864745     Uploaded by: Jeff Weissman   View Count: 5   Approval status: Public galleries    Type: Photo - 4752 x 3168 pixels (15.1 Mpix)
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