The correlations between tektite strewn-fields and terrestrial impact craters are numerous and impressive. Ivory Coast tektites, for example, occur 300–1,600 km (180–960 miles) from the Bosumtwi Crater in Ghana; and the formation of both the tektites and the crater has been dated at 1.3 million years ago.

How is tektite created?

The impact of large meteorites with the surface of the Earth provides enough energy to melt soils and rocks and disperse the molten ejecta of these impacts great distances, forming tektites.

Where does tektite come from?

Tektites have been found only in certain parts of the world, spread over large areas called strewn fields, mainly in low latitudes. The three major areas are south-east Asia (especially Thailand and the Philippines), Australasia; Caribbean-North America; and Ivory Coast, West Africa.

What is tektite made up of?

Tektites (from Ancient Greek τηκτός (tēktós) 'molten') are gravel-sized bodies composed of black, green, brown, or gray natural glass formed from terrestrial debris ejected during meteorite impacts. The term was coined by Austrian geologist Franz Eduard Suess (1867–1941), son of Eduard Suess.

How much is tektite worth?

A price of $5-13 / gram covers most specimens, with somewhere in the middle of this a pretty realistic price for an average specimen. Central American tektites have a sparse supply, are not common and found in a relatively small area.

Tektites - why some rocks are dumbbell shaped

32 related questions found

Is Tektite magnetic?

Tektites are Glass. ... The first thing to bear in mind is that tektites are a homogenous glass. They are not magnetic and never attract a magnet.

Is Tektite radioactive?

Radioactivity is all around us and tektites are no more radioactive than any normal rock on Earth, any window glass, any other human being or household object.

What is the rarest tektite?

By far the most rarest are those from the Ivory Coast strewnfield. These are believed to have been formed during the impact event which created Bosumtwi Meteorite Crater in Ghana. It has been many years since Ivory Coast Tektites have been seen for sale and they have always been the hardest for collectors to get.

Is Obsidian a tektite?

Obsidian is a naturally occurring volcanic glass, generally black in color (as most known tektites) but it can also be brown, grey, or green. Ob- sidian typically exhibits layers, whereas tektites do not (with the exception of the Muong Nong-type layered tektites).

What is a pseudo tektite?

The appearance is similar to tektites so are known as a pseudo tektite, however they are actually a rare obsidian that was formed by a powerful volcanic eruption which threw molten magma into the sky and then solidified into volcanic glass as it fell.

Are tektites rare?

A Tektite is a rare natural glass formed when an asteroid strikes the Earth. Tektites can be found at at least five widely separated locations on the Earth. Not everything about how the glass forms is fully understood adding to the charm and mystery of this rare material.

How do you know if you have tektite?

Chemically, tektites are further distinguished from acid igneous (granitic) rocks by their lower content of soda and potash and their higher content of lime, magnesia, and iron. Under the microscope, tektites are seen to lack the small crystals (microlites) characteristic of terrestrial volcanic glasses.

Are tektites igneous rocks?

Tektites are thus generally considered to have been derived from sedimentary rather than igneous rocks. ... Much information about tektite history is obtained by radioisotopic dating; the ages cited above for the tektite strewn-fields were found by potassium-argon dating.

How big is a bolide?

In geology, a bolide is a very large impactor. One definition describes a bolide as a fireball reaching an apparent magnitude of −14 or brighter – more than twice as bright as the full moon.

How do you get Tektite the world ends with you?

Obtain all the Tektite you need by W2D5 because it will be more difficult to obtain it later on. The 2 Tektite from the W3D1 pigs is enough for the W3D2 threads. Tektite is required for the following quests: Patchy Biker Jacket - 5x.

How old is Saffordite?

Saffordites are pretty rare, they are a 30-million-year-old energetic stone, found only in the scorching desert of Arizona, USA in about a hundred-mile radius and finding them are always few and far between.

Is there such a thing as volcanic glass?

Obsidian is a form of volcanic glass produced by rhyolitic volcanism. Rhyolite is an igneous rock with silica content in excess of 65% SiO₂.

What is a Tektite quizlet?

Tektite. Naturally occurring glasses formed by the melting and distal ejection by large cosmic impacts. Strewn fields.

Where can I sell Tektite?

Option 1: Sell meteorites or tektites on eBay, or social networking platforms like Facebook.

Is moldavite water soluble?

Moldavite can go in water because it is a relatively hard stone (5-7 on the Moh's scale) and it is not known to be water soluble. This is in direct contrast to materials like selenite, which dissolves slowly when placed in water. Compare also malachite (which is not the same as moldavite), which is full of copper.

Is it safe to touch a meteorite?

Try not to handle any freshly fallen meteorites with your bare hands! Oils and microbes from your skin will slowly degrade the surface of a meteorite, dulling the fusion crust, contaminating the meteorite, and promoting rust.

Are tektites from space?

Tektites are fragments of ejecta produced when a large extraterrestrial object strikes the Earth. ... These molten masses solidify into a natural glass, a mineraloid, in flight and fall to Earth in the area around the impact.

Are meteorites worth money?

Meteorites are valuable both to science and the collecting community. ... Meteorites have significant financial value to collectors and scientific value to researchers. Meteorite values can range from a few dollars to hundreds of thousands of dollars.

Does Obsidian exist?

obsidian, igneous rock occurring as a natural glass formed by the rapid cooling of viscous lava from volcanoes. Obsidian is extremely rich in silica (about 65 to 80 percent), is low in water, and has a chemical composition similar to rhyolite.

What is the difference between a tektite and meteorite?

As nouns the difference between meteorite and tektite

is that meteorite is a metallic or stony object or body that is the remains of a meteor while tektite is a small, round, dark glassy object, composed of silicates, formed by the rapid cooling of meteorite fragments that hit the earth.