jade

Hi! I was told this rock found on my river bank (PNW)looks like it may be jade. What do you think? Is there any way to confirm whether or not it is? -attached some pics of it both dry and wet if that helps at all Thank for your help!

This is not easy to come by iv got plenty of jade I mine myself some newly discovered but This is jade when I eye ball it but it tests higher like serpentine or sapphire and Ruby on my presidium gem tester 2? Idk ? What it is but it’s hard has seemingly bacteria shaped long lines in the white...

While arrowhead hunting, I came across this smooth, black, semi-shiny rock, that I originally picked up as a meteowrong. At first I didn't know if the smooth black surface was fusion crust, and didn't see obvious any regmaglypts, but upon handling the stone thats size and shape are almost...

I have found these stone stamps not a 100% sure if they are real Jade or how old they are. Does anyone know what they are and some more info on them?I would appreciate it.