After paying attention to his Posting, I think he has brought back at least ONE basaltic lava rock.

在仔细看过他的发文后，我想他至少带回来了一个玄武岩熔岩。

youdao

The sapphire-bearing basalts contain abundant iherzolit es that belong to the remnants of the upper mantle left after the removal of basaltic melts from partial melting of the upper mantle.

含蓝宝石的玄武岩中含有大量的二辉橄榄岩，该种岩石是上地幔部分熔融出玄武岩熔体后的上地幔残留物。

youdao

After initial study of some so-called basaltic rocks near its landing site, Spirit embarked on a 10-week drive across the crater, more than a mile wide, to reach the Columbia Hills.

CNN: Mars rovers working overtime