News tagged with zircon crystals
Andes Mountains Are Older Than Previously Believed
Space & Earth / Earth Sciences
May 15, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- The geologic faults responsible for the rise of the eastern Andes mountains in Colombia became active 25 million years ago—18 million years before the previously accepted start date for the ...
Search results for zircon crystals
Zircon remnants trace planetary evolution
Space & Earth / Earth Sciences
Mar 18, 2008 |
3.9 / 5 (7) |
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A Canadian-led international team of scientists has used 3-billion-year-old zircon microcrystals to trace North America's planetary evolution.
Tiny pieces of 'deep time' brought to the surface
Space & Earth / Earth Sciences
Mar 03, 2008 |
4.2 / 5 (19) |
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Three-billion-year-old zircon microcrystals found in northern Ontario are proving to be a new record of the processes that form continents and their natural resources, including gold and diamonds.
A plant's arsenal of crystalline darts and sand
Aug 06, 2009 |
not rated yet |
2
Pet owners have heard the warnings to keep certain poisonous houseplants away from their pets, such as Dieffenbachia (dumbcane), Philodendron, peace lily, and pothos. For houseplants like these and others, ...
Fabricating 3D Photonic Crystals
Jan 21, 2009 |
4.3 / 5 (8) |
1
(PhysOrg.com) -- “In photonic crystals, the ability to control the structure of a material in full three dimensional space, allows you to control the way that light flows through it,” John Rogers tells PhysOrg.com. “This ...
Cholesterol crystals linked to cardiovascular attacks
Mar 26, 2009 |
5 / 5 (1) |
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For the first time ever, a Michigan State University researcher has shown cholesterol crystals can disrupt plaque in a patient's cardiovascular system, causing a heart attack or stroke.
Crystals on meteorite hold a key to understanding building blocks of planets
Aug 03, 2007 |
4.3 / 5 (11) |
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A University of Toronto-led study has uncovered tiny zircon crystals in a meteorite originating from Vesta (a large asteroid between Mars and Jupiter), shedding light on the formation of planetesimals, small astronomical ...
Chemists Reach from the Molecular to the Real World with Creation of 3-D DNA Crystals
Sep 02, 2009 |
4.7 / 5 (6) |
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(PhysOrg.com) -- New York University chemists have created three-dimensional DNA structures, a breakthrough bridging the molecular world to the world where we live. The work, reported in the latest issue of ...
World's oldest rocks show how Earth may have dodged frozen fate of Mars
Space & Earth / Earth Sciences
Feb 05, 2007 |
4.4 / 5 (26) |
1
Carbon dioxide, a greenhouse gas that has become a bane of modern society, may have saved Earth from freezing over early in the planet's history, according to the first detailed laboratory analysis of the world's ...
Radioactive Crystals Help Identify and Date Ore Deposits
Space & Earth / Earth Sciences
Jul 31, 2006 |
3.5 / 5 (2) |
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Reddish-brown crystals of a radioactive mineral called monazite can act as microscopic clocks that allow geologists to date rock formations that have been altered by the action of high-temperature fluids, a process that frequently ...
Nanotechnology may increase longevity of dental fillings
Nanotechnology / Nanomaterials
Jul 01, 2009 |
4 / 5 (1) |
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Tooth-colored fillings may be more attractive than silver ones, but the bonds between the white filling and the tooth quickly age and degrade. A Medical College of Georgia researcher hopes a new nanotechnology ...
List of search results for zircon crystals
