new subject on rocks associated with gold and silver veins,, generally in granite rocks,,questions that need answers,,as follows,, what are the chances of gold and silver in the following minerals,,gelena,quartz,calcite,wulfenite,sulfur,possible chromite,further investigation on this ,question is this what everyone calls brown sugar because it resembles household brownsugar you cook with, and if so ,does this mineral associate itself with gold and silver ores??? other minerals found in same rock are,black tourmalines or,hornblend, garnierite,chrysocolla,clinoclase, these are some of the minerals that i can see i may not have them all correctly i.d. but i am close,, weight of a softball size rock is 5 lbs, a onehalf filled 5 gallon plastic bucket weighs 70 lbs.. ive tried my magnet ,cruched the rocks down and nothing sticks to my magnet,,, some of the yellow gold color looking stuff will flake off like drypaint, when this is placed on white copy paper and smeared with your finger it leaves a gold streak, also same on a porclin,, the silver looking stuff when placed in clear glass of water turns the water to look just like silver spraypaint,, so these are the questions im asking do i have silver and gold, is this a lead silver sulfide vein, and answers will help me identify this outcrop,,also sulfer is coating allover the outside of these rocks and they are cemented together with what looks like pancake syrup all dried up,please respond to my questions i appreciate any help thank you miner49er