Définitions
1.NounAny of a group of related minerals in the vuoriyarvite group
tsepinite-Ca [Ca(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
tsepinite-K [K2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
tsepinite-Na [Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
tsepinite-Sr [Sr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
2.Nountsepinite-Ca [Ca(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
3.Nountsepinite-K [K2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
4.Nountsepinite-Na [Na2(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]
5.Nountsepinite-Sr [Sr(Ti,Nb)2(Si4O12)(OH,O)2 · 3H2O]