Modern Rockhounding & Prospecting Handbook detector-shafts For the NDT

For the NDT

as noted in the highly respected reference book

3 sand seals

some as deep as 7 feet when used with a GPX detector

1 x empty Alkaline Battery Pack plus

Modern Rockhounding & Prospecting Handbook detector-shafts For the NDTModern Rockhounding & Prospecting Handbook This volume gives you the basic tools to transition from "pebble pup" to expert rockhound and explains everything from geology basics, identification tips, tools of the trade, how to record your findings, and how to set up a lab or gem shop. Before you know it, you'll be driving the open roads and traveling home with dusty pockets full of rocks, gems, minerals, fossils and maybe even gold.