What is needed to do mineral exploration using a hydrometer ?

To do mineral exploration using a hydrometer, you will need the following:

1. Hydrometer: A hydrometer is a device used to measure the specific gravity or density of a liquid. It is essential for determining the density of water or other liquids in soil samples.

2. Soil samples: Collect soil samples from the area you are exploring for minerals. These samples will be used to measure the density of the soil and determine the presence of minerals.

3. Water: You will need water to mix with the soil samples in order to measure the density using the hydrometer.

4. Containers: You will need containers to hold the soil samples and water for mixing.

5. Stirring rod: A stirring rod will be needed to mix the soil samples with water in the containers.

6. Measuring cylinder: A measuring cylinder will be needed to measure the volume of water and soil samples accurately.

7. Calculator: You will need a calculator to calculate the specific gravity of the soil samples based on the measurements taken with the hydrometer.

8. Safety equipment: It is important to wear appropriate safety equipment, such as gloves and goggles, when handling soil samples and chemicals during mineral exploration.

Using a hydrometer for mineral exploration is not a commonly used method. Hydrometers are typically used to measure the specific gravity of liquids.