Question

which mineral is named after first 3 astronauts on moon.?
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Answer 1

Answer:

.Armalcolite (/ˌɑːrˈmɑːlkəlaɪt/) is a titanium-rich mineral with the chemical formula (Mg,Fe2+)Ti2O5. It was first found at Tranquility Base on the Moon in 1969 during the Apollo 11 mission, and is named for Armstrong, Aldrin and Collins, the three Apollo 11 astronauts.

Category: Titanium mineral

Unit cell: a = 9.743(30); b = 10.023(20); c = 3.738(30), Z = 5

Crystal class: Dipyramidal (mmm); H-M symbol: (2/m 2/m 2/m)

Mohs scale hardness: <5

Explanation:

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Answer 2

Answer:

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