The silicate anion in the mineral kinoite is a chain of three $SiO_4$ tetrahedra that share corners with adjacent tetrahedra. The mineral also contains $Ca^{2+}$ ions,$Cu^{2+}$ ions,and water molecules in a $1 : 1 : 1$ ratio. The mineral is represented as:
- A$CaCuSi_3O_{10} \cdot H_2O$
- B$CaCuSi_3O_{10} \cdot 2H_2O$
- C$Ca_2Cu_2Si_3O_{10} \cdot 2H_2O$
- Dnone of these
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