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Hematite (/ ˈ h iː m ə ˌ t aɪ t, ˈ h ɛ m ə-/), also spelled as haematite, is a common iron oxide compound with the formula, Fe 2 O 3 and is widely found in rocks and soils. [6] Hematite crystals belong to the rhombohedral lattice system which is designated the alpha polymorph of Fe 2 O 3. It has the same crystal structure as corundum ...
The SAM Colombia Flight 601 was a Lockheed L-188 Electra, which was hijacked when it was scheduled to fly from Alfonso Bonilla Aragón International Airport of Cali to Enrique Olaya Herrera Airport in Medellín, with a stop at Matecaña International Airport in Pereira, Colombia on May 30, 1973.
[16] [17] The decisiveness for NASA of the hematite map of Figure 1b for choosing the landing site for Opportunity was due to the fact that NASA was using high hematite levels as proxy evidence for large amounts of liquid water flowing in the region in the past (hematite only forms in the presence of liquid water in geological settings). In ...
Tests quickly found that the grey spherules are rich in grey hematite. [ 6 ] [ 7 ] [ 8 ] [ 26 ] [ 1 ] [ 9 ] These tests included doing the "berry bowl" experiment (more below). The moniker "blueberries" was coined for the grey hematite spherules by the original Opportunity science team due to these spherules appearing bluish relative to the ...
The real-life hijacking at the center of the Netflix streaming series "The Hijacking of Flight 601" is a ... The article also stated the plane was carrying 89 people when it originally took off ...
Framboidal pyrite is commonly found in coastal sediments, for instance marsh soils, marine and estuarine sediments, and beach sands. It can also be observed in coal as well as magmatic and carbonate rocks. Other minerals known to exhibit framboidal structures include magnetite, hematite, and greigite. Greigite is considered an essential ...
The Earth's magnetic field at 0.5 gauss is too weak to magnetize a lodestone by itself. [9] [10] The leading theory is that lodestones are magnetized by the strong magnetic fields surrounding lightning bolts. [9] [10] [11] This is supported by the observation that they are mostly found near the surface of the Earth, rather than buried at great ...
A mineral grain from a meteorite preserved evidence that water was present on Mars 4.45 billion years ago, and it may have created hot springs habitable for life.