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Three polytypes of chrysotile are known. [8] These are very difficult to distinguish in hand specimens, and polarized light microscopy [6] must normally be used. Some older publications refer to chrysotile as a group of minerals—the three polytypes listed below, and sometimes pecoraite as well—but the 2006 recommendations of the International Mineralogical Association prefer to treat it as ...
The symptoms of poisoning vary depending on substance, the quantity a dog has consumed, the breed and size of the mammal.A common list of symptoms are digestion problems, such as vomiting, diarrhea, or blood in stool; bruising and bleeding gums, nose, or inside the ear canal; behavioral changes, such as lethargy, hyperactivity, and seizures; unusual items found in the dog's stool.
The most common asbestiform mineral is chrysotile, commonly called "white asbestos", a magnesium phyllosilicate part of the serpentine group. Other asbestiform minerals include riebeckite, an amphibole whose fibrous form is known as crocidolite or "blue asbestos", and brown asbestos, a cummingtonite-grunerite solid solution series.
In contrast, lizardite and chrysotile typically form near the Earth's surface and break down at relatively low temperatures, probably well below 400 °C (800 °F). It has been suggested that chrysotile is never stable relative to either of the other two serpentine polymorphs.
In a video with half a million views, chief marketing officer for Dolls10 Beauty Leigh Griffin says that after the 1970 introduction of benzene in sunscreen, skin cancer rates skyrocketed.
Scientists have been studying dog populations near the nuclear power plant which suffered a disastrous meltdown in 1986, causing a dramatic explosion that demolished buildings and released deadly ...
Airing on the RTÉ One television channel in Ireland, "Today" debuted in November 2012, [2] and replaced previous RTÉ day-time lifestyle shows such as The Daily Show and Four Live. Today was initially hosted each Monday, Tuesday, Wednesday, Thursday and Friday by RTÉ presenters Maura Derrane and Dáithí Ó Sé being broadcast from RTÉ ...
Several Today show hosts have come and gone from the NBC morning show over the years — both on good and bad terms. Hoda Kotb, for her part, surprised fans in September 2024 with news that she ...