"Analysis has shewn, that the various stony or pulverulent masses which form our mountains, valleys, and plains, might be considered as resulting from combination or intermixture, in various numbers and proportions, of nine primitive earths, to which the following names were given:— 1. Baryta. 2. Strontia. 3. Lime. 4. Magnesia. 5. Alumina, or . 6. Silica. 7. Glucina. 8. Zirconia. 9. Yttria."