The most important thing to learn about the OSI model is what it really represents. Pretend you're an operating system on a network. Your network card, operating at layers 1 and 2, will notify you when there's data available. The driver handles the shedding of the layer 2 frame, which reveals a bright, shiny layer 3 packet inside (hopefully).
Used with permission. Agate is a variety of chalcedony, a cryptocrystalline form of quartz. Translucency, patterns of color, or moss-like inclusions may distinguish this stone from other forms of chalcedony. Agates can show a wide variety of vivid, multiple colors.
Agate is a very popular stone in various feng shui cures and carvings. You can find a wide variety of agates on the market-from red agate to moss agate to blue, purple and pink agates.Basically, it would be pretty accurate to say that agate comes in most colours of the rainbow.Characteristic to agate is a beautiful banding that can reveal fascinating shapes, forms and layers.ichard Price/Getty. Agate is a very popular stone in various feng shui cures and carvings. You can find a wide variety of agates on the market-from red agate to moss agate to blue, purple and pink agates. Basically, it would be pretty accurate to say that agate comes in most colours of the rainbow.