/krook"suyt/ , n.
a rare mineral, selenide of copper, thallium, and silver, (Cu, Tl, Ag) 2 Se, occurring in steel-gray, compact masses.
[ 1865-70; after Sir W. CROOKES; see -ITE 1 ]
/krook"suyt/ , n.
a rare mineral, selenide of copper, thallium, and silver, (Cu, Tl, Ag) 2 Se, occurring in steel-gray, compact masses.
[ 1865-70; after Sir W. CROOKES; see -ITE 1 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012