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TR4-L1NCylindrite Pb3Sn4FeSb2S14

08605630015722893272692.jpg
Santa Cruz Mine, Poopó town, Poopó Province, Oruro, Bolivia

Dimensions: 5.5 cm x 4.5 cm x 4.5 cm
Field of View: 5 mm

Copyright: © Mineralogical Research Company      Photo ID: 1009287     Uploaded by: Mineralogical Research Company   View Count: 37   Approval status: Public galleries    Type: Photo - 4000 x 3105 pixels (12.4 Mpix)

PNK-U6YGreenockite CdS

00600180014947965853082.jpg
Gold Quarry Mine, Maggie Creek Mining Subdistrict, Carlin Trend, Eureka Co., Nevada, USA

Field of View: 6 mm

A unique ring of Greenockite crystals.
Barrick Side, Post Pit, Gold Quarry Mine, Carlin Trend, Eureka Co., NV




Stacked photo taken with a Dino-Lite AM4815ZT Digital Microscope.
Copyright: © Mineralogical Research Company      Photo ID: 807095     Uploaded by: Mineralogical Research Company   View Count: 105   Approval status: Public galleries    Type: Photo - 1280 x 1006 pixels (1.3 Mpix)

R93-X1GStibnite Sb2S3 , Senarmontite Sb2O3 , Valentinite Sb2O3

02278280014947965857832.jpg
Tom Moore Mine, Erskine Creek deposits, Lake Isabella (Isabella) [town], Erskine Creek Mining District, Kern Co., California, USA

Field of View: 1.5 mm

An interesting assemblage of Antimony minerals associated with native Antimony. Very few cavities occurred in the native Antimony and most are void of secondary mineralization, this being an exception.




Identification by observation of crystal properties and association with native Antimony.
Copyright: © Mineralogical Research Co.      Photo ID: 761224     Uploaded by: Mineralogical Research Company   View Count: 149   Approval status: Public galleries    Type: Photo - 2891 x 2092 pixels (6.0 Mpix)

1X2-8QUKermesite Sb2S2O , Senarmontite Sb2O3 , Stibnite Sb2S3 , Valentinite Sb2O3

06595570014947965857171.jpg
Tom Moore Mine, Erskine Creek deposits, Lake Isabella (Isabella) [town], Erskine Creek Mining District, Kern Co., California, USA

Field of View: 1.0 mm

An interesting assemblage of Antimony minerals associated with native Antimony. Very few cavities occurred in the native Antimony and most are void of secondary mineralization, this being an exception.




Identification by observation of crystal properties and association with native Antimony.
Copyright: © Mineralogical Research Co.      Photo ID: 761223     Uploaded by: Mineralogical Research Company   View Count: 201   Approval status: Public galleries    Type: Photo - 3302 x 2553 pixels (8.4 Mpix)

30E-LGATurquoise Cu(Al,Fe3+)6(PO4)4(OH)8·4H2O , Wavellite Al3(PO4)2(OH,F)3·5H2O

Multiple photos available
07673180014947708128869.jpg
Slate Mountain, Slate Mountain District, Slate Mountains, El Dorado Co., California, USA

Dimensions: 3.5 mm x 2 mm x 4 mm
Field of View: 3 cm

Turquoise (Botryoidal) with micro white Wavellite crystals.
Personally collected Nov. 2014
Identification by XRD.

OLYMPUS TG-3 DIGITAL CAMERA
Copyright: © Mineralogical Research Company      Photo ID: 662270     Uploaded by: Mineralogical Research Company   View Count: 239   Approval status: Public galleries    Type: Photo - 2955 x 2140 pixels (6.3 Mpix)

TRT-Q7RStrontiojoaquinite Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2·H2O , Albite Na(AlSi3O8) , Crossite

07436450014947056421693.jpg
Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA

Field of View: 2 mm

A double terminated crystal of Strontiojoaquinite that is perhaps dehydrated or otherwise altered. This is an atypical specimen.
Copyright: © Mineralogical Research Co.      Photo ID: 617318     Uploaded by: Mineralogical Research Company   View Count: 240   Approval status: Public galleries    Type: Photo - 1606 x 1006 pixels (1.6 Mpix)

3ER-2Y4Strontiojoaquinite Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2·H2O , Albite Na(AlSi3O8)

02949380014947056418533.jpg
Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA

Field of View: 1 mm

One of several forms of Strontiojoaquinite from this locality.
Copyright: © Mineralogical Research Co.      Photo ID: 617317     Uploaded by: Mineralogical Research Company   View Count: 340   Approval status: Public galleries    Type: Photo - 3130 x 2480 pixels (7.8 Mpix)

D2P-EMWStrontiojoaquinite Sr2Ba2(Na,Fe)2Ti2[Si4O12]2O2(O,OH)2·H2O , Albite Na(AlSi3O8)

03110470014947056406209.jpg
Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA

Field of View: 1 mm

Parallel columnar growth of Strontiojoaquinite crystals on Albite.
Copyright: © Mineralogical Research Co.      Photo ID: 617316     Uploaded by: Mineralogical Research Company   View Count: 377   Approval status: Public galleries    Type: Photo - 2788 x 3660 pixels (10.2 Mpix)

MPM-RCNNeptunite Na2KLiFe2+2Ti2Si8O24 , Benitoite BaTi(Si3O9) , Joaquinite-(Ce) NaBa2Ce2FeTi2[Si4O12]2O2(OH,F)·H2O , Albite Na(AlSi3O8)

03567760014947056874625.jpg
Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA

Field of View: 2 mm

Neptunite with Benitoite and minor Joaquinite (pale orange) on Albite.
The morphology of the Neptunite is atypical of that from the Benitoite Gem Mine.

Mindat.org Photo of the Day - 4th Nov 2015
Copyright: © Mineralogical Research Company      Photo ID: 617315     Uploaded by: Mineralogical Research Company   View Count: 768   Approval status: Public galleries    Type: Photo - 1600 x 1300 pixels (2.1 Mpix)

XCL-42FNeptunite Na2KLiFe2+2Ti2Si8O24 , Benitoite BaTi(Si3O9) , Albite Na(AlSi3O8)

Multiple photos available
06852820014947056861799.jpg
Mina Numero Uno, Picacho Peak, New Idria Mining District, San Benito Co., California, USA

Field of View: 2 mm

Neptunite and Benitoite on Albite. Unlike the Benitoite Gem Mine, the terminations on the Neptunite are very simple, i.e. flat. The symmetry of this specimen is also interesting.
Copyright: © Mineralogical Research Company      Photo ID: 617313     Uploaded by: Mineralogical Research Company   View Count: 223   Approval status: Public galleries    Type: Photo - 3641 x 2569 pixels (9.4 Mpix)
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