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Gemstones: Facts, photos, and information for over 100 gems.

Gemstones: Facts, photos, and information for over 100 gems.

Articles about gemstones written by a GIA Graduate Gemologist. Each article includes photos and information about the gem's physical properties and geologic origin.

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How Much Does it Cost to Run an Electric ... - Magikflame

How Much Does it Cost to Run an Electric ... - Magikflame

Feb 09, 2022 The more heat that’s put out the more it will cost. Running the fireplace on high for instance with a $0.13 kilowatt hour cost, at 1500 watts will run you about $23.40 a month. However if you run that same fireplace electric heater on a low heat setting it costs only $7.80 a month to run, which is a significant difference.

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10 Best Electric Fireplace TV Stands (Spring 2022 ...

10 Best Electric Fireplace TV Stands (Spring 2022 ...

Feb 18, 2022 To supply enough heat around the room, the fireplace TV stand depends on infrared technology. The fireplace has a few features you can appreciate for example it comes with different flame effects to play around with. You also get a digital thermostat to set the exact temperature and a timer.

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Why do deserts get so cold at night? - Live Science

Why do deserts get so cold at night? - Live Science

Feb 21, 2021 Unlike a thermos, sand doesn't retain heat very well. When heat and light from the sun hit a sandy desert, sand grains in the desert's top …

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Products no longer Available - Monoprice

Products no longer Available - Monoprice

If you are visually impaired and are having difficulty navigating this site, please call our Customer Support line via our toll free number 1 (877) 271-2592.

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5 Ways to Protect Your TV From the Heat of Your Fireplace

5 Ways to Protect Your TV From the Heat of Your Fireplace

It allows you to set its temperature at the turn of a knob and heat up a room up to 1,000 sq. ft. Not only that, but it comes with failsafe overheat protection. If the device reads that the temperature has become too high, it will automatically turn off before it does damage to itself or anything you leave around it.

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How Does Mercury Compare to Earth? - Universe Today

How Does Mercury Compare to Earth? - Universe Today

Jul 04, 2017 But to truly get a sense of how Mercury stacks up compared to the other planets of the Solar System, we need to a look at how Mercury compares to Earth. ... Crust: 100–300 km thick 2. Mantle ...

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Two mysterious blobs in Earths mantle shows unexpected ...

Two mysterious blobs in Earths mantle shows unexpected ...

Mar 15, 2022 Earth is layered like an onion, with a thin outer crust, a thick viscous mantle, a fluid outer core and a solid inner core. Within the mantle, there are two massive blob-like structures, roughly on opposite sides of the planet. The blobs, more formally referred to as Large Low-Shear-Velocity Provinces (LLSVPs), are each the size […]

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Can cement board be used as a heat shield?

Can cement board be used as a heat shield?

Mar 16, 2020 Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). On the ground and drywall, use thinset and screws to attach the cement board. But on the metal surround, use high heat adhesive to attach the cement boards.

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The 33 Best Gifts for Mom of 2022 | Reviews by Wirecutter

The 33 Best Gifts for Mom of 2022 | Reviews by Wirecutter

Mothers come in all shapes, sizes, ages, and attitudes. Some moms run marathons, others run companies, and still others run around town, ferrying offspring from …

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Earths Layers: What Is Earth Made Of? | Space

Earths Layers: What Is Earth Made Of? | Space

Nov 14, 2017 Intense heat from Earth's core causes the mantle rock to move slowly, rising and then cooling off and sinking back down in an ongoing, cyclic process. The upper layer of the mantle, known as the ...

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Geothermal Energy - National Geographic Society

Geothermal Energy - National Geographic Society

Nov 20, 2012 Geothermal energy is heat that is generated within the Earth.(Geo means “earth,” and thermal means “heat” in Greek.)It is a renewable resource that can be harvested for human use. About 2,900 kilometers (1,800 miles) below the Earth’s crust, or surface, is the hottest part of our planet: the core.A small portion of the core’s heat comes from the friction and …

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Why is the earths core so hot? And ... - Scientific American

Why is the earths core so hot? And ... - Scientific American

Oct 06, 1997 It takes a rather long time for heat to move out of the earth. This occurs through both convective transport of heat within the earth's liquid …

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Where does all Earths gold come from ... - ScienceDaily

Where does all Earths gold come from ... - ScienceDaily

Sep 09, 2011 The research is published in Nature.. During the formation of Earth, molten iron sank to its centre to make the core. This took with it the vast majority of the planet's precious metals -- such as ...

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Mantle Plume: Definition & Explanation - Video & Lesson ...

Mantle Plume: Definition & Explanation - Video & Lesson ...

Sep 13, 2021 A mantle plume is a large column of hot rock rising through the mantle. The heat from the plume causes rocks in the lower lithosphere to melt. The largest (and most persistent) mantle plumes are ...

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Plate tectonics Definition & Meaning - Merriam-Webster

Plate tectonics Definition & Meaning - Merriam-Webster

The meaning of PLATE TECTONICS is a theory in geology: the lithosphere of the earth is divided into a small number of plates which float on and travel independently over the mantle and much of the earth's seismic activity occurs at the boundaries of …

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The Life-Giving Sun

The Life-Giving Sun

The power generator in the Sun is in its center, buried deeply within it. It is called the core , with a radius close to one fourth of that of the star (see the figure above). In the core, pressures and temperatures are high enough to force fusion, that is, nuclear reactions whereby some nuclei merge to make others.

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Weather Wiz Kids weather information for kids

Weather Wiz Kids weather information for kids

Weather Wiz Kids is a fun and safe website for kids about all the weather info they need to know. It contains tools for weather education, including weather games, activities, experiments, photos, a glossary and educational teaching materials for the classroom.

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