\begin{table}%t6
\caption{SN presolar dust fractions and corresponding derived efficiencies of
dust production.}\label{TabRelEtaRat}
%\centering
\small
\begin{tabular}{lcc}
\hline
\hline
Dust species & Fraction of SN grains & $\eta_{j}$\\
&& \\[-8pt]
\hline
	\multirow{3}{*}{Silicates}
	& 0.01	& 0.00015  \\
	& 0.03	& 0.00035  \\
	& 0.05 	& 0.0005  \\
\hline
	\multirow{3}{*}{Carbon}
	& 0.1 & 0.04\\
	& 0.3 & 0.15\\
	& 0.5 & 0.20\\
\hline
SiC	& 0.01 & 0.0003\\
\hline
\end{tabular}
\end{table}