Amethyst druse crystal seamless rotating on black background. macro detail texture background. close-up raw rough unpolished semi-precious gemstone Amethyst Geode Crystal 3 Dolly Shot and Selective ...

dark background with precious stones. talismans for magical staff, amulets perfect for gretting gift paper, fabric Seamless pattern with arranged in a row crystal gems, druse of gemstones. Magical, ...

The many thousands of plant species and their numerous chemical ... and blepharospasm as large numbers of calcium oxalate crystals penetrate the cornea. [22] Tulips and "Tulip Fingers".

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The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in vacuum. However, in so-called epsilon-near-zero (ENZ) materials, light ...

The phase and the group velocity of light propagating in conventional optical media cannot exceed the speed of light in vacuum. However, in so-called epsilon-near-zero (ENZ) materials, light ...

During the meeting, a set of priority emergency response works at the Crystal plant site was approved. "With extensive experience in implementing projects to eliminate accumulated environmental ...