There you go, nice stones all. Here is an unknown innocuous looking gray Japanese natural. If one were to use or need only one stone, this stone could do much work.
http://i.imgur.com/o4REQPe.jpg
Coloration can be an indicator to mine location if that is important to you. I like to know the neat names and funky places too.
http://i.imgur.com/yp0duRe.jpg
Start with a heavy slurry watered down to finish. I argued with Randy "randydance" and Stefan "mainaman" using circles to finish the edge. It can be done but great care must be taken. A topic for a thread of it's own. Final finish with the x-stroke
http://i.imgur.com/7vRVqd3.jpg
Shave tests WTG & ATG positive. About as many as you would care to test in a sitting, still finishing the shave with your own blade. Mike
http://i.imgur.com/eTRw5Pl.jpg