41. Tephra from the eruption fell to distances of tens of kilometres from the volcano.42. The core races of Tephra are humans, ayodin, gnomes, and satyrs. 43. The central volcano has a lava coulee and a tephra cone in its crater. 44. There are small villages in western Bolivia that may be impacted by Guallatiri tephra . 45. This tephra is formed by gray fine ash and lapilli consisting of dacitic pumice. 46. Each comprise a number of individual tephra layers. 47. There have been about 35 small to moderate, steam and tephra eruptions since 1826. 48. Tephra fall from these four large eruptions was extensive to the southwest of the volcano.49. In earlier publications, this tephra is classified as part of the Bridge River Ash. 50. Largest eruption was at 800 AD ?0; VEI 6 ?; ? of tephra .