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Cassagnaite : (Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2[(O,OH)4|(OH)4|(SiO4)2|Si3O10] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Cassagnaite, bright yellow V-shaped crystal group on drusy quartz. Specimen collected circa 1996. Field of view 1.3 mm. Collection and photo R. Bracco. |
| © R. Bracco | Photo ID: 132848 View Count: 232 |
Cassagnaite : (Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2[(O,OH)4|(OH)4|(SiO4)2|Si3O10], Piemontite : {Ca2}{Al2Mn3+}[O|OH|SiO4|Si2O7], Quartz : SiO2 | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Scattered 0,1 mm yellow crystals of Cassagnaite (IMA 2006-019a) from the type locality with red piemontite and small crystals of quartz. Field of view: 1,5 mm. Specimen and photo: Knut Eldjarn. |
| © Knut Eldjarn | Photo ID: 132643 View Count: 251 |
Cassagnaite : (Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2[(O,OH)4|(OH)4|(SiO4)2|Si3O10] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Prismatic, yellow cassagnaite crystals on drusy quartz with piemontite(-Sr?). Specimen collected circa 1996. Field of view 1.6 mm. Collection and photo R. Bracco. |
| © R. Bracco | Photo ID: 132847 View Count: 159 |
Cassagnaite : (Ca,Mn2+)4(Fe3+,Mn3+,Al)4(V3+,Mg,Al)2[(O,OH)4|(OH)4|(SiO4)2|Si3O10] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy dimension crystal mm 0,2 |
| © luigi chiappino | Photo ID: 192874 View Count: 47 |
Chalcophyllite : Cu18Al2[(OH)9|SO4|AsO4]3 · 33H2O | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Green-turquoise chalcophyllite crystal (xl size 2 mm) on volborthite, with light blue unknown. Collection and photo G. Armellino. |
| © G. Armellino | Photo ID: 49356 View Count: 370 |
Conichalcite : CaCu[OH|AsO4] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Green prismatic crystals of conichalcite with Mn-oxides. Field size 7 mm. Collection and photo G. Armellino. |
| © G. Armellino | Photo ID: 48505 View Count: 289 |
Conichalcite : CaCu[OH|AsO4] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Green crystals of conichalcite on braunite matrix. Image width 10 mm. Photo and collection Giovanni Fraccaro. |
| © G.Fraccaro | Photo ID: 108482 View Count: 127 |
Conichalcite : CaCu[OH|AsO4] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy short green crystals of conichalcite area size 3.2 mm Photo Enrico Bonacina, Collection Domenico Preite |
| © D. Preite | Photo ID: 170629 View Count: 76 |
Conichalcite : CaCu[OH|AsO4] | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Light green, analyzed Conichalcite in compact Braunite matrix, rare in distinct crystals. 2 cm the field in photo. In my personal Italia suite. Photo Simone Citon. |
| © Simone Citon | Photo ID: 185515 View Count: 44 |
Connellite : Cu19[(OH)32|SO4|Cl4] · 3H2O | |
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Cassagna Mine, Graveglia Valley, Ne, Genova Province, Liguria, Italy Blue sprays of connellite with mossy green volborthite. Field size 4 mm. Collection and photo G. Armellino |
| © G. Armellino | Photo ID: 46231 View Count: 387 |
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