Which one of the following statements regarding Soils of Rajasthan is not true?
1
In the Thar desert, sandy soils have been formed from granitic and sandstone rocks
2
In the Southern part red loamy soils have been formed from granite, gneiss, and quartzite rocks
3
In the South-Eastern part, black soils have been formed from the erosion of basaltic lava
4
In the Southern part, mixed red soils have been formed from the erosion of phosphatic rocks