Not to mention the cost to ship them would be very high.
Granite under speaker stands.
Putting an isolating material underneath the granite will minimise the transmission.
Adding brass footers to drain vibration out of your speakers into the maple stand doubles the good effect.
I ve used granite under my box speakers for 10 years.
Spikes are mainly for carpet so the speaker stand is sitting on the sub floor and thus more stable.
As far as a subwoofer is concerned a bk gemini will be sufficient and can be fed high level from your main speaker terminals.
Imo the granite marble slabs have to be sufficiently massive to damp down resonances and vibration.
I gotta get off my.
I have some atacama nexus 6s that can be filled.
Not that i ve got around to it but that s supposed to have a similar effect.
A decent set of steel stands is around 150 so you are probably looking at several hundred for solid granite.
It d be interesting to compare empty filled stands vs granite non granite placement.
Our air dried maple stands offer much warmer clearer punchier and more detailed sound than granite slate glass the worst myrtle or exotic hardwoods or any of the hi tech damped composites.
I tried sound anchor stands with my b w 801 a few years ago and the granite performs better.
As i mention above i think you are wasting your time but it is cheap and easy to try.
Vibration control for small speakers.
Through the spikes from the speaker on top of it to the floor below it.
If your super dreadnouts are spiked i doubt granite will make any difference.
The little kitchen cutting boards have little effect under speakers but work well under equipment.
Granite will transmit any vibration applied to it e g.
Forget the spikes on the stands use blutack under the stands to couple them to the granite and stop them sliding around.
Most stands are hollow so you can add your own weighted material.
The bass is much tighter.