Ilmenite from Hongqi pipes (Hongji pipes; Hongxi pipes), Changma Kimberlite belt, Mengyin Kimberlite field, Mengyin County, Linyi, Shandong, China
China | |
| [var. Manganese-bearing Ilmenite] Gorshkov, A.I., Titkov, S.V., Yan Nan Bao, Ryabchikov, I.D., and Magazina, L.O. (2006): Geology of Ore Deposits 48(4), 326-334 |