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What rock group does obsidan belong to?
Obsidian falls under the group of Extrusive Volcanic Rock of very fine texture. Obsidian is generally called Volcanic Glass.
What are cfcs used for?
Its used in the compressors of refrigerators and air- conditioners
What is Crocoite used for?
Crocoite is mainly used as a mineral specimen. It used to be used as a minor ore of chromium, but it is now too rare to be used for that.It is on wikipedia too
What is the use of acetal?
dilute ethanoic acid is used as a preservative in the preparation of pickles.it is used for making cellulose acetate which is an important artificial fibre.it is used in the manufacture of acetone and esters used in perfumes.it is used in the preparation of dyes.it is used to coaggulate rubber from latex.it is used for making white lead which is used as a white paint.it is used as a chemical reagent in chemistry lab.
Where is evaporation used?
evaporating is used in preparation of petrol, etc.
How can you brake obsidan in minecraft?
Use a diamond pickaxe
What color is obsidan?
Obsidian is a type of black glass.
What are 4 kinds of methamorphic rocks?
obsidan,granite,marble,calcite
Is obsidan a sedimentary rock?
No. It is an igneous rock, meaning it cooled from molten rock. Specifically, obsidian is volcanic.
Why is obsidan valuable?
Obsidian is generally far from valuable, but it does take a good polish and can be made into jewelry, and some of the sheen varieties can command decent prices as lapidary material.
What rock group does obsidan belong to?
Obsidian falls under the group of Extrusive Volcanic Rock of very fine texture. Obsidian is generally called Volcanic Glass.
What did the Maya use tools for?
What did the Maya use tools for? The Maya often used tools to carve wood for slingers. They also used them to carve terraces into mountains for terrace farming. spider341 (asa)
If a flint knapped flint can be hundreds of times sharper than a scalpel why do surgeons use scalpels?
It is not uncommon for surgeons to use other materials for their scalpel blades. Flint happens to be very brittle. It is actually fairly common to see obsidian blades in very precise delicate work. Obsidan blades being made from volcanic glass can be sharpened to blades finer than flint.
Rare armor on guild wars?
Well, it depends on what Guild Wars you are talking about. In the original version, some rare armor is available if you go to places outside the main storyline. It doesn't protect better than the armor you can get in the regular storyline city, but it does look different, and it costs a lot more. Armor that is considered the rarest and gets the most prestige is Obsidian Armor and Vabbian Armor. Both cost more than other types of Elite Armor because of the crafting materials required for each. Globs of Ectoplasm and Obsidian Shards for Obsidan Armor and Various Gems for Vabbian.
What are some good emo names?
Some good emo names include: Girls: Wednesday Blade Bliss Echo Edge Forever Frost Isis Lace Lullaby Mystery Raven Willow Whisper Payne Shadow Storm Any day of the week besides Saturday. Any month besides April, May, March, June, and July. (Preferably in the Autumn where everything is dry or winter where everything is dead.) Boys: Blade Blaze October (Toby) Draven Lucian Malachi Demetri Obsidan Chaos Cyan Zane Ransom Kaige Drake Dread Ian Artemis
Is thalidomide used to treat cancer?
it is used for cancer it is used for cancer it is used for cancer it is used for cancer it is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancerit is used for cancer it is used for cancer
Who performed skull surgery around 390 BC?
HiWhen I read your question an article popped into my head.By searching the web I managed to find it .I have given you two article's in reliable journals and its an interesting readsee topic info.Topic InfoA report by Jo Marchant New Scientist August 31st 2010Cutting blades that are made of obsidan a volcanic glass that forms a sharp edge when it fractures, was found at the early bronze age settlement called Ikizztepe, in the Black Sea Provence of Samsun in Turkey.The investigation found 700 skulls in a nearby graveyard and 14 sculls had cuts that could only have been made with a very sharp tool.The cut marks show the blade was used to make a rectangular opening all the way through the scull.The patients lived at least 3 years after the surgery because the skull had tried to close the wound.Also reported in General Anthropology volume 18 issue 1 31st May 2011I hope this interested you to
