Activate Basalt Monolith's first ability by tapping it, adding ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) .
Activate Basalt Monolith's last ability by paying ({3} magic symbol) .
Rings of Brighthearth triggers, causing you to pay ({2} magic symbol) to copy Basalt Monolith's last ability.
Resolve the copy of Basalt Monolith's last ability, untapping it.
Activate Basalt Monolith's first ability by tapping it, adding ({C} magic symbol) ({C} magic symbol) ({C} magic symbol) .
Resolve the Basalt Monolith ability from step 2, untapping it.
Repeat for infinite colorless mana.
Once you have infinite colorless mana, you can activate Sensei's Divining Top by tapping it, drawing a card and then putting Sensei's Divining Top on top of your library.
Rings of Brighthearth triggers, causing you to pay ({2} magic symbol) to copy Sensei's Divining Top's ability, drawing a card.
Cast Sensei's Divining Top by paying ({1} magic symbol) .
Repeat from step 8 for infinite card draw and near-infinite storm count.