Is Oroco Resource Corp ($OCO / $ORRCF) the best mining investment of 2025? 🚀 The Santo Tomas copper project in Mexico has an NPV north of $1.5–$2.0 billion — yet Oroco trades at a market cap of just $65M. Now, heavyweight Mexican mining executives and investors are putting millions of dollars into Oroco, signaling what could be a massive rerating.