Different minerals can be found all over our planet in every color and shape imaginable , Today we are finding more and more amazing specimens that never cease to amaze us. From deep caves in Brasil to high mountain tops in Colorado be assured that wherever you decide to take a vacation, Take the time to go out and try your luck at a little rock hounding. If you don't know where to start just take the time to find a local rock and mineral shop and see what tips they have. A lot of the time you will find mines/claims that people will allow digging to occur for a simple day fee(Make sure you are allowed to keep what you find).
For a good example of how abundant minerals can be, These are some of minerals that can be found in Colorado.
Aquamarine, Beryl, Brannerite, Chalcopyrite, Ferberite, Ferrimolybdite, Fluorite, Jarosite, Magnetite, Molybdenite, Muscovite, Pyrite, Quartz, Rutile, Schorl, Smoky Quartz, Topaz, Rhodochrosite,Amazonite ...etc
So i guess the point is wherever you go don't forget there are high chances you might just be standing on a potential crystal/mineral pocket just waiting to be discovered!
The picture is of Blue agate from Brasil.