Tags: Chemical Substance, Mineral.
Aeschynite-(Y) (or Aeschinite-(Y) Aeschynite-(Yt) Blomstrandine Priorite) is a rare earth mineral of yttrium calcium iron thorium titanium niobium oxygen and hydrogen with formula: (YCaFeTh)(TiNb)2(OOH)6. Its name comes from the Greek word for shame. Its Mohs scale rating is 5 to 6.