In his memoir report for 1887-1888 Naville reported on a visit to Abusir and purchasing a small fragment of green basalt "found in the neighbouring tell, and which is now in the Boolak museum [now in Cairo Museum?]".
Naville, Edouard and F. Ll. Griffith 1890. The mound of the Jew and the city of Onias: Belbeis, Samanood, Abusir, Tukh el Karmus. 1887 / The antiquities of Tell el Yahûdîyeh, and miscellaneous work in Lower Egypt during the years 1887-1888. Memoir of the Egypt Exploration Fund 7. London: Kegan Paul, Trench, Trübner.