I went to the Sterling Hill Mine and Museum as part of a school field trip, but you can go on your own as a family.

ROCKS
We learned that there are 3 types of rocks.
-metamorphic (created by pressure – heat turned it into something else). Examples: slate, which used to be shale. Marble, which used to be limestone
-sedimentary (silt, sand). Examples: coal, sandstone
-igneous (magma, lava). Examples: basalt
The mountain that’s mined is a marble hill, with white and gray stone. Continue reading “Day Trip: Sterling Hill Mine in New Jersey”