Apply lithium based densifier after initial grind.
Use diamond polishing pads in ascending order of smoothness
Water polishers, popular for piece work, counter tops, areas under 1000 sq ft.
Above: slab has been densified and cut to show progression
Initial polish begins to expose aggregates
Smoother and smoother pads bring start to impart a sheen,
Near the end slab begins to reflect light.
Finished product reveals the beauty under the cream
Close-up shot reveals the differences from ground to polished