Федоров Е.С. Гипопараллельный сросток арагонита из Билина // Записки Горного института. 1908. Т. 1 № 4. С. 317-318.
Fedorov Y.S. Hypoparallel aragonite intergrowth from Bilin // Journal of Mining Institute. 1908. Vol. 1 № 4. p. 317-318.
Among the deviations from the laws characteristic of real (ideal), that is, completely crystalline-homogeneous individuals, small deviations are often noticed both in the position of the edges and in general in the intergrowth of subindividuals.