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Jerusalem Creek, Woodburn, Fifield, Cunningham Co., New South Wales, Australia
SEM image of surface of tulameenite micronugget from picture #158731. We see scratched surface of medium-grey in BSE tulameenite with more bright V-shape inclusion of intergrown tabular crystals of iridosmine with composition (Os.49Ir.45Ru.05Rh.01). The later is much more harder of malleable tulameenite matrix and has positive relief. Dark-grey ... |
| © Pavel M. Kartashov | Photo ID: 158735 View Count: 207 |
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Tumet river, Assosa region, Wallaga (Welega; Wollega; Ouallega) Province, Ethiopia
SEM image. Typical hexagonal tabular crystal of osmium with composition Os.58Ir.42 - according to L. Cabri classification it had belong to iridosmine field, but according to 50% rule, accepted by IMA, it is osmium now. The crystal is composed by hexagonal prisme, two hexagonal dipyramides and pinacoids. Note zone of the crystal enriched with ... |
| © Pavel M. Kartashov | Photo ID: 138661 View Count: 372 |
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Mednorudyanskoye Cu Deposit, Nizhnii Tagil, Ekaterinburgskaya (Sverdlovskaya) Oblast', Middle Urals, Urals Region, Russia
Width of field is 0.5 mm. Collection of Jesse Crawford. The depth of field is enhanced using Helicon Focus (23 exposures) Equipment: Nikon D-100 on a homemade microscope. |
| © 2008 Jesse Crawford | Photo ID: 174996 View Count: 161 |
