About this document
Tin Ores of Chocaya, Bolivia Analysis by Harold G. Velasquez Sanchez is a document available to read on EtoBox.
The document summarizes tin ore samples collected from the Chocaya tin and silver mining district in Bolivia. It describes two key mines in the district, the Las Animas mine and Oploca mine, which extract tin and silver from veins within rhyolite rock formations. Samples from the Oploca mine contain distinctive "cockade" structures, with concentric bands of pyrite, quartz, and cassiterite arranged around altered rock cores. Microscopic analysis found the cassiterite crystals were likely deposited directly f
- Author
- Harold G. Velasquez Sanchez
- Language
- EN