3 steps to begin your adventure 1. Create an account Create an account online or through the Geocaching® app to view a map of geocaches near you. 2. Find a geocache Use the app to navigate to a geocache nearby. Don't forget to bring a pen! 3. Share your experience Once you find the geocache, sign and date the logbook.
Photo: CEUS de Golfo Cyanide's efficiency makes mining more wasteful Because cyanide leaching is very efficient, it allows profitable mining of much lower ore grades. Mining lower grade ore requires the extraction and processing of much more ore to get the same amount of gold. Partially due to cyanide, modern mines are