＜ ＜ ＜Knowledge unit of Minerals ＞ ＞ ＞
Native Gold
Introduction
Physical Properties
Chemical Properties
Occurences
Notable Locality
Major Uses
Diagnostic Features
Minerals under Microscope

Chemical Properties

Formula:Au

Class: Native element

Chemical Properties：

　　　　　(1) Insoluble to acidity, but soluble to aquaregia

　　　　　(2)Small quantity of pure gold, but often associated with small amount of silver

　　　　　(3)Response to mercury to form amalgam

           

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