scientists have scrutinized moon rocks brought back by the Apollo missions
mass nouninside a small pedestal is a smooth black chunk of moon rock
Example sentencesExamples
The most famous moon rocks are those collected by astronauts who walked on the Moon.
The leaded glass "Space Window" holds a sliver of moon rock.
The Conference has been held every spring since 1970, when the first analyses of Apollo moon rocks became available.
In addition to such specimens as moon rocks and a meteorite studded with tiny diamonds, the Arthur Ross Hall of Meteorites contains the Cape York Meteorite.
Samples of moon rock and lunar dust landed at a local primary school last week.
This moon rock is a breccia, meaning it is made from different types of rock that were broken up and then fused together by the pressure and heat of an asteroid impact.
There was some real moon rock on display in the foyer.
The moon rock samples were collected during Nasa's manned moon missions in the late 1960s and 1970s.
Not many students get to look at lumps of moon rock!
They analyzed them and found out that the moon rocks had magnetic properties.