Moon rock, or lunar rock,

 Moon rock, or lunar rock, originates from Earth’s Moon. Let’s explore the fascinating details:

1. Sources of Moon Rock:

   • Moon rocks come from various sources:
     • Apollo Program: During the Apollo program (1969–1972), six crewed lunar landings collected 2,200 material samples from the Moon, totaling 381 kilograms (840 pounds). These samples were meticulously cataloged1.
     • Soviet Luna Probes: The Soviet Union’s uncrewed Luna probes also returned lunar material. Three Luna spacecraft brought back a combined total of 301 grams (10.6 ounces) of samples.
     • Chinese Lunar Exploration Program (Chang’e): China’s Chang’e missions have significantly contributed to our understanding of the Moon. Chang’e 5, for instance, returned approximately 1,731 grams (3.8 pounds) of rocks and dust from the Oceanus Procellarum (the Ocean of Storms) in 2020. These samples contain a perplexing combination of minerals, including the newly identified lunar mineral Changesite-(Y)1.

2. Composition and Significance:

   • Moon rocks are of immense scientific interest because they provide valuable insights into the Moon’s geological history and composition.
   • Unlike Earth rocks, which include sedimentary formations, Moon rocks lack wind—or water-formed particles. Due to ancient impacts, they are primarily igneous and brecciated (formed from broken fragments).
   • The highland rocks on the Moon are often breccias, showcasing the widespread impact processes that shaped the lunar surface2.

3. Distinguishing Moon Rocks from Earth Rocks:

   • If you suspect you have a Moon rock, consider the following:
     • Elemental Composition: Scientists can analyze the elemental compounds of your rock. Certain elements and minerals are abundant on the Moon but not found on Earth.
     • Sedimentary Origin: Sedimentary rocks formed by wind or water accumulation cannot come from the Moon.
     • Seek expert advice to verify whether your rock is indeed a Moon rock3.

In summary, Moon rocks are unique geological treasures that offer glimpses into our celestial neighbor’s ancient past.