Gold content 99% Detecting Test Report
|
low level of ground mineralisation
|
high level of ground mineralisation
condition
| gold grain diameter ⇒
| 2mm / 0.08inch
| 3mm / 0.12 inch
| 4mm / 0.16 inch
| 5mm / 0.2 inch
dry land
| sand
| √
| √
| √
| √
cobblestone
| ×
| √
| √
| √
Mountain soil
| √
| √
| √
| √
river mud
| √
| √
| √
| √
mine stone
| ×
| √
| ×
| √
underwater
| sand
| √
| √
| √
| √
cobblestone
| ×
| √
| √
| √
Mountain soil
| ×
| √
| ×
| √
river mud
| ×
| √
| ×
| √
mine stone
| ×
| √
| ×
| √
test temperature: -30C°~60C°
√=ok
×=no
want higher sensitivity probe please inform your specific requirement
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