例文
- もっと例文: 1 2 3 4
- Normal cyclosilicate have rings composed of six silicate tetrahedrons; Si 6 O 18.
- It is related to beryl ( Be 3 Al 2 Si 6 O 18 ) and other beryllium minerals.
- Sepiolite is a hydrous magnesium silicate having the chemical formula Mg 4 Si 6 O 15 ( OH ) 2 ?H 2 O.
- Aenigmatite forms a solid-solution series with wilkinsonite, Na 2 Fe 2 + 4 Fe 3 + 2 Si 6 O 20.
- Kaersutite contains titanium and has a formula near NaCa 2 ( Mg 4 Ti ) [ Si 6 Al 2 O 22 ] O ( OH ).
