A 93-pound Petoskey stone found in Lake Michigan was later confiscated by the Michigan Department of Natural Resources 10 years ago. It is now on display at the DNR's Outdoor Adventure Center, 1801 ...

Remember, all stone requires some maintenance, and when we’re talking about limestone being soft, this is relative. Many ...

Alamo officials today confirmed that limestone from a historic quarry that once existed at the zoo’s location was excavated ...

These features classify limestone as a sedimentary rock. Granite is a very hard rock made from large crystals. It does not react with acids. These features help to classify granite as an igneous rock.

Limestone Pavements are bare limestone rock surfaces composed of slabs of rock (clints), separated by variable-width vertical cracks (grikes) . These grikes have developed by weathering and ...

Renovations at San Antonio Zoo reveal the quarry that supplied limestone for the Alamo, deepening historical ties.

The aqua blue waters lap the rock formations, and in some cases, blast water through crevices in the Anastasia limestone, which gave the preserve its name. My son regularly climbs barefoot on the ...

A significant historical discovery has confirmed the exact quarry that provided the limestone used to build the Alamo, ...