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Ir is a very rare element; the probable concentration in the surface rocks may be 10 pg/kg.
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∙ 11y ago
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Far where on the moon have the youngest rocks been found?
The youngest rocks found on the moon are igneous rocks. They are found on the Maria, dark, flat regions on the moon.
Is mare found in both moon and mercury?
No, just on the moon.
Where might water be found on the moon?
As far as science is aware, there is no water in any form anywhere on the moon. It is unlikely that water will ever be found on the moon.
Why are there no planets on the moon?
Planets do not exist on other bodies, they orbit the sun independent of one another. The planets are easily visible from the moon. In fact they are probably even more easily seen than they are from Earth due to the moon's lack of an atmosphere.
How did Apollo 11 stay on the moon surface with no gravity?
Easily, as there IS gravity on the moon, about 1/6th of the gravity on Earth.
What are facts about iridium?
The name iridium comes from the latin word "of rainbows". Iridium is most commonly found in meteroites.
What did Walter alvarez do afer he found the iridium?
After finding Iridium, now he got enough evidence for his theory. That Iridium was from the asteroid that impacted the Earth and caused dinosaurs to perish.
What is the rare element found in the tombstone layer of the earth?
iridium
What exclusive element was found at the cretaceous tertiary boundary?
Iridium
Where can someone buy sat phones?
Satellite phones can be easily found online. Sat Phone Store, Global Store, Sat Phone, and Iridium are all great online sources for satellite phones.
What element has 3 i's in its name?
Iridium, Einsteinium
Is iridium chemically bonded or does it exist alone?
Iridium is normally found in naturally-occurring alloys, which makes the answer not quite either of those things. Iridium in its elemental metallic state is fairly inert chemically, so it's not completely ludicrous that a "nugget" of iridium might be found ... if there weren't so very little of it (it's one of the rarest elements in Earth's crust), so that it's much more likely to be found alloyed with copper or platinum.
Is iridium usually found pure?
Yes, 100% very raidoactive though
What is found in the K-T boundary?
I think you are referring to the 'iridium spike' - the Yucatan impactor brought to earth a quantity of iridium that was deposited and is detectable at the K-T boundary (the Cretaceous - Tertiary boundary) wherever this is found round the planet.
What is the name of the unusual metal found in the soil at around the time the dinosaurs died?
iridium
When was iridium found?
Iridium was discovered in 1803 among insoluble impurities in natural platinum. Smithson Tennant, the primary discoverer, named the iridium for the goddess Iris, personification of the rainbow, because of the striking and diverse colors of its salts.
What material was found on the moon?
Moon rocks were found on the Moon.
