How to get Calcium Ore in StarRupture

It won't be long until you've learned the ins and outs of Wolfram and Titanium in StarRupture, rapidly improving upon the automated miners you'll have set up during the tutorial. Soon enough, though, you'll need truckloads of Calcium, and you won't have any pointers as to where to look.

Whatever you do, don't waste time endlessly mining meteorites for only a handful of Calcium Ore. For context, you need a whopping 1,000 Calcium to unlock the Smelter Calcium Block upgrade in the Recipe Station...