 The pyramid originally comprised six or seven steps made of irregular and roughly hewn limestone blocks and mortar , of which only three survive . This core was overlaid by casing stones of white Tura limestone , which have been stolen in antiquity . At the time of its construction the pyramid stood 52 m ( 171 ft ) high with a base length of 78 @.@ 75 m ( 258 @.@ 4 ft ) and an inclination angle of 52 ° . 
 The pyramid originally comprised six or seven steps made of irregular and roughly hewn limestone blocks and mortar , of which only three survive . This core was overlaid by casing stones of white Tura limestone , which <a href='been_done' title='1'><mark>have</mark></a> been stolen in antiquity . At the time of its construction the pyramid<a href='been_done' title='2'><mark></mark></a> stood 52 m ( 171 ft ) high with a base length of 78 @.@ 75 m ( 258 @.@ 4 ft ) and an inclination angle of 52 ° . 
The pyramid originally comprised six or seven steps made of irregular and roughly hewn limestone blocks and mortar , of which only three survive . This core was overlaid by casing stones of white Tura limestone , which done been stolen in antiquity . At da time of its construction the pyramid been stood 52 m ( 171 ft ) high with a base length of 78 @.@ 75 m ( 258 @.@ 4 ft ) and an inclination angle of 52 ° .