The best and Perfect time to visit Mount Ijen is in the dry season, from July to October. In the rainy season it is very dangerous to climb because the road gets quite slippery. The perfect time to climb to the mount Ijen is at 05:00 until 06.00 am in the morning before the sun starts shining.
Blue flame in Mount Ijen can only be seen in the early morning in the crater, which is at 1:00 to 02:00 am, before the sunrise.
The miners in Bromo de Ijen
The miners’ day starts with the sunrise. The blue gas that the volcano erupted at night is a tourist attraction. Hundreds of laborers climb the mountain every day and go down into the crater. With the digging shovels, the rocks are torn apart and can be moved. Only a few lucky ones have a gas mask. Even if one breathes these toxic gases several times, it will cause coughing for weeks and they breathe these toxic gases all day long.
80 percent of the sulphide removed from Kawah Ijen is used for sugar bleaching. What remains is used in cosmetics, in the production of goods such as gunpowder and artificial fertilizer.