the deposit is located 80 km from the city, near the village of putilovo. here in petrovsky times, st. petersburg, which was under construction , needed materials, then slab breakers were operated by hand. today, production is technologically advanced, but also simple. helps masters of pneumatic drills, reamers and loaders. the slab cracks, delaminates, and then the blocks are removed from it. each layer has different names, each has its own color. the first layer is butk, this is bratvennik, this thin one, this is used for plank slabs, this is binding, and then came the red layers. then the blocks, or as they say here, a smart blockhead. they leave it in the air to dry and wait for processing, all of st. petersburg, almost the entire restoration is on our stone, the quarry is moving as mining progresses, the limestone in putilovo will last for another 100 years, old sites are being reclaimed, forests and new houses are growing on them. if you look to the right, we see spent quarries from peter’s times. in the village itself, stone is also found everywhere.