The scale of gold nuggets which were found there in the past. If you don’t currently know, I recommend becoming a member of an area prospecting club or talking to local assert proprietors. The MINELAB Gold Monster one thousand is exclusively engineered for gold prospecting with its groundbreaking 45kHz frequency http://family.bigbrother.bg/forum/topic_show.pl?tid=238943;msg=NewPost;sid=7de5b3574a1f2bf1789ea8d6e3506a1c