For a busy family dealing with hard water, go with a high-quality stainless...

https://farmhousekitchenandbath.com/blogs/news/the-best-kitchen-sink-material-for-every-home-style-a-complete-comparison

For a busy family dealing with hard water, go with a high-quality stainless steel sink. It resists heat and stains beautifully. You won’t deal with the pitting or mineral buildup common in porous materials