Here is a copy of the original posting:
-----------------------------------------------
Hi to all,
I upload an Orpiment. Hope you like.

Orpiment & barite. Quiruvilca mine. Dist. Quiruvilca. Santiago de Chucco. La Libertad. Perú.
FOV 15,27mm. 1,24x. Focus rail MacroRail (MacroRail.com). Canon EOS 600D. Ikea lights
Photo: Oscar Fernández Arcís Mineral: Manuel de Torres (MineralesDeTorres.es)
High resolution: http://MacroRail.com/imagenes/ApiladoH0 ... _1_24x.jpg
Regards, Oscar.