Tremors 4: The Legend Begins (2004) on Netflix

In 1889, the town of Rejection, Nevada, depends on a nearby silver mine for its income. Rejection has a few residents. Christine Lord runs the local inn, which doesn't get a lot of business because Carson City is the busiest settlement in the area. Pyong Lien Chang, his wife Lu Wan Chang, and his son Fu Yien Chang are immigrants from China, and they own Chang's Market. Other residents include Old Fred, Brick Walters, Stony Walters, Big Horse Johnson, Soggy, miner Juan Pedilla, and Christine's friend Tecopa. When a hot spring causes four eggs to hatch, several men who work in the silver mine are killed by whatever hatched from the eggs. Everyone is too terrified to enter the mine. No one wants to risk their lives, even if shutting down the mine would mean the death of the town. With the mine shut down, the mine's owner, Hiram Gummer, arrives in the area from Philadelphia to investigate. Juan acts as Hiram's guide. As it turns out, each egg hatched a Graboid, but 1889 was about 100 ...