Grand Prismatic Spring (click to enlarge)
The Grand Prismatic Spring is the largest and one of the most brilliant of the many springs in Yellowstone. The temperature of the water is around 60°C. The yellow, orange and brown colors are caused by small heat-loving microorganisms, names thermophiles. The intense blue color in the center is because of the sunlight gets scattered by fine particles in the water. Simply beautiful!
Happy Heating 🙂
I worked the past weekend and nights using the Freescale FRDM-K64F board with the colorful Adafruit NeoPixels (see “Tutorial: Adafruit WS2812B NeoPixels with the Freescale FRDM-K64F Board – Part 1: Hardware“). These RGB LEDs can create beautiful colors. For for the non-geeky readers I have a more ‘natural’ one:
Hot Spring Colors (click to enlarge)
The beautiful colors in Yellowstone National Park (USA) are the result of pigmented bacteria that grow around the edges of the mineral rich water. I very much enjoyed it a few years ago, cannot wait to get back there.
Happy Coloring 🙂