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Charles Calkins' Photo Gallery

Q3J-HNWSteigerite Al(VO4)·3H2O

00456520014962069232142.jpg
Cactus Rat Mine, The Poison Strip, Thompsons Mining District, Grand County, Utah, USA

The field of view is 4 mm.
Copyright: © Charles Calkins      Photo ID: 473897     Uploaded by: Charles Calkins   Upload date: 2012-07-02   View Count: 337    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)

NL5-XMGGismondine Subgroup

05738210014946620975772.jpg
Oak Grove Fork, Clackamas River localities, Clackamas County, Oregon, USA

The field of view is 3 mm.
Copyright: © Charles Calkins      Photo ID: 473880     Uploaded by: Charles Calkins   Upload date: 2012-07-02   View Count: 244    Status: Public galleries    Type: Photo - 1013×1024 (1.0 Mpix)

VUE-C08Tangdanite Ca2Cu9(AsO4)4(SO4)0.5(OH)9·9H2O , Lavendulan NaCaCu5(AsO4)4Cl·5H2O

09379770014947031624778.jpg
Nickel mine, Bolivia, Cottonwood Canyon, Table Mountain Mining District, Churchill County, Nevada, USA

The field of view is 4 mm, showing blue Lavendulan and green Clinotyrolite.
Copyright: © Charles Calkins      Photo ID: 473780     Uploaded by: Charles Calkins   Upload date: 2012-07-02   View Count: 277    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)

25A-D21Deerite (Fe,Mn)6(Fe,Al)3[Si6O17]O3(OH)5

03857310014977528217434.jpg
Laytonville Quarry, Laytonville, Coastal Range, Mendocino County, California, USA

The field of view is 4 mm. The Deerite "frond" is a bit hard to see amongst the crystal matrix.
Copyright: © Charles Calkins      Photo ID: 473618     Uploaded by: Charles Calkins   Upload date: 2012-07-01   View Count: 125    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)

EPF-TF0Kidwellite NaFe3+9+x(PO4)6(OH)11·3H2O, x = 0.33

Multiple photos available
09093810014946620975513.jpg
Coon Creek Mine, Shady, Polk County, Arkansas, USA

The field of view is 4 mm.
Copyright: © Charles Calkins      Photo ID: 473464     Uploaded by: Charles Calkins   Upload date: 2012-07-01   View Count: 237    Status: Public galleries    Type: Photo - 1024×776 (0.8 Mpix)

8W1-WQ0Durangite NaAl(AsO4)F

00944700014946620982031.jpg
Thomas Range, Juab County, Utah, USA

The field of view of this specimen is about 3mm.
Copyright: © Charles Calkins      Photo ID: 473378     Uploaded by: Charles Calkins   Upload date: 2012-06-30   View Count: 258    Status: Public galleries    Type: Photo - 1024×701 (0.7 Mpix)

R8P-T3QCarnotite K2(UO2)2(VO4)2·3H2O

02242000014962069236375.jpg
Little Eva Mine, Yellow Cat Mesa, Thompsons Mining District, Grand County, Utah, USA

The field of view is 4 mm.
Copyright: © Charles Calkins      Photo ID: 473152     Uploaded by: Charles Calkins   Upload date: 2012-06-28   View Count: 448    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)

8DM-LAYPhurcalite Ca2(UO2)3(PO4)2O2·7H2O

04684580014946620987088.jpg
Posey Mine, Red Canyon Mining District, San Juan County, Utah, USA

The field of view is 4 mm.
Copyright: © Charles Calkins      Photo ID: 473036     Uploaded by: Charles Calkins   Upload date: 2012-06-28   View Count: 219    Status: Public galleries    Type: Photo - 1024×721 (0.7 Mpix)

X8A-NK6Libethenite Cu2(PO4)(OH)

06505570014960882773141.jpg
Anaconda's Yerington open pit, Yerington, Yerington Mining District, Singatse Range, Lyon County, Nevada, USA

The field of view is 4 mm.
Copyright: © Charles Calkins      Photo ID: 473030     Uploaded by: Charles Calkins   Upload date: 2012-06-28   View Count: 360    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)

W0P-5NVCeladonite K(MgFe3+◻)(Si4O10)(OH)2 , Nontronite Na0.3Fe2((Si,Al)4O10)(OH)2·nH2O

03517740014961040206577.jpg
Wolf Creek Pass, Mineral County, Colorado, USA

The field of view of this sample of blue-green Celadonite and black Nontronite is 4 mm.
Copyright: © Charles Calkins      Photo ID: 472933     Uploaded by: Charles Calkins   Upload date: 2012-06-27   View Count: 402    Status: Public galleries    Type: Photo - 1024×769 (0.8 Mpix)
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