1		2
																3
													4					5
															6
							7
															8											9
											10
					11																12
							13
		14			15
								16
	17
																							18
											19
																20
			21
																				22							23
		24									25
26																		27
28							29												30

Across 5. A mining professional who tested the content of ore samples to determine its mining worth 6. Device used to transport ore from a high mountain mine to the stamp mill 7. Nickname given to the Colorado Gold Rush of 1859 8. Discovered gold that does not require milling 11. Ore that could be removed by blasting into the face of a mine 13. Deadly invisible gas that lurks inside of abandoned/active coal mines 16. Iconic animal that worked underground and pulled ore carts to the surface of a mine 17. Worthless minerals mixed in with valuable ore 19. The vertical excavation blasted into a granite rock face 20. The theft of chunks of ore by miners 21. A miner's expression for dynamite 22. The debris in a mine created after the face of the tunnel has been blasted 25. A mineral that is often mistaken for gold: fool's gold 26. The act of planting rich ore samples in an unprotitable mine 27. A compressed air drill utilzed in many western U.S. mines with deadly consequences 28. The openeing/entrance into a tunnel or shaft 29. A deadly infliction suffered by miners who worked with pneumatic air drills 30. A crystalline mineral often transparent that houses vast amounts of gold/silver

Down 1. A device that was used to crush fist size ore chunks into fine powder 2. An above ground worker at a mine 3. A clearly defined vein of rich ore in a series of tunnels or shafts 4. A natural oxidation process that releases sulfer and other chemicals and dissolve in rivers and streams 5. Man-made problem caused by chemically laden water contaminating streams and rivers 9. An underground miner's potty 10. Arguably the most important person that works for a mining operation 12. The particles of gold gleaming amid the residue in a prospector's pan 14. Parcel of land in a gold field a prospector would stake and record in order to mine 15. Supplying a prospector with food or supplies in return for part-ownership in a mine 16. The act of stealing someone else's claim 18. Tradesmen who sharpened the miner's drill bits 23. A chemical used in the milling process to free the gold/silver from the gangue 24. A wooden trough used in streams to capture gold placer deposits 25. A deposit of gold/silver in a streambed