Photograph of Opal under the microscope- Opal is the birthstone for October and the zodiac sign Libra. Blonde women wore opal necklaces to protect their hair from losing its color. Queen Victoria loved opals and gave them quite often as wedding presents. Birthstones Opals, Microscope Opals, Gems Minerals, Microscope Inspiration, Microscope Slices, Art Ish, Science Microscope, Microscope Pictures, Microscope View
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Photograph of Ruby under the microscope- Ruby is the birthstone for July and the zodiac sign Cancer. Ruby has been the world's most valued gemstone for thousands of years. In the ancient Sanskrit language, it was called ratnaraj or "king of precious stones". Even today, rubies are considered more valuable and rare than even the top quality colorless diamonds.