Quartz samples (Dore, S17)

Seems a shame to put them in the bin. The longer piece could be cut in half and then used as 4 coasters?

Worldwide Stone Arabescato Bianco 20 x 10 x 0.5
Purple Granite Lydia Gold 10 x 10 x 0.5
Artemistone Arabescato Cremo 10 x 10 x 0.5