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Guettardite : Pb(Sb,As)2S4 | |
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Seravezza, Apuan Alps, Lucca Province, Tuscany, Italy Black metallic sprays of crystals; f.o.v. about 7 mm. |
| © Sandro Maggia | Photo ID: 85511 View Count: 276 |
Guettardite : Pb(Sb,As)2S4 | |
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Seravezza Quarries, Seravezza, Apuan Alps, Lucca Province, Tuscany, Italy group of acicular black metallic crystals of guettardite area size 6 mm on marble Photo and collectione Enrico Bonacina |
| © Enrico Bonacina | Photo ID: 208611 View Count: 184 |
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Brobdignag Mine, Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA This specimen hosts a broad plane of Barite on matrix that hosts a very rich showing of metallic Guettardite with Zinkenite. The Guettardite consists of dense bundles of metallic acicular crystals in and on the Barite and in close association with massive Zinkenite. Ex. Robert E. Jenkins II Collection No. 3672. Specimen size is 7.3cm x 4.8cm x ... |
| © Jasun McAvoy | Photo ID: 253555 View Count: 19 |
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