Agat =
Subtitle: Agate
By: [avtor statʹy V. Chernykh ; sostavitelʹ i avtor teksta illi︠u︡strativnoĭ chasti V. Semenov].
Contributors: Chernykh, V.; Semenov, V. B.
Published: 1982
Place of publication: Sverdlovsk :bSredne-Uralʹskoe knizhnoe izd-vo
Language: rus
Number of pages: 158
Subjects: Quartz -- Pictorial works; Quartz -- Ural Mountains Region (R.S.F.S.R.)
Other titles: Agate
Notes: In Russian and English.