Rock Products - The Leading Voice of the Aggregate Industries.

Dig it at Diggerland

Diggerland USA will be a construction-themed adventure park where “children and their families will be able to drive, ride and operate heavy machinery in a safe family-friendly environment.” I can’t wait to go to Diggerland!

Diggerland USA will be a construction-themed adventure park where “children and their families will be able to drive, ride and operate heavy machinery in a safe family-friendly environment.”

Read more: Dig it at Diggerland

What Makes River Rock Round?

Abrasion makes a rock roundFor centuries, geologists have recognized that the rocks that line riverbeds tend to be smaller and rounder further downstream. But these experts have not agreed on the reason these patterns exist. Abrasion causes rocks to grind down and become rounder as they are transported down the river. Does this grinding reduce the size of rocks significantly, or is it that smaller rocks are simply more easily transported downstream?

Read more: What Makes River Rock Round?

Frankly Speaking

I have been covering the aggregates industry for the better part of the past 25 years, and over the lion’s share of that time period, there has always been one thing you could totally count on: Frank Cargould.

Read more: Frankly Speaking

Where Did That Rock Come From?

According to space.com, after a decade of exploring the Martian surface, the scientists overseeing the rover Opportunity thought they’d seen it all. That was until a rock mysteriously appeared a few feet in front of the six-wheeled rover.

Read more: Where Did That Rock Come From?