druses

"The accumulation of snow made it difficult to open the front door. "

"The student used a microscope to see the tiny cells in the plant leaf. "

"a glittering sword"

"The smooth surface of the kitchen table was perfect for setting the dinner plates. "

"The degeneration of his eyesight made it difficult for him to read his textbooks. "

"Asphalt, composed of oil and sand, is a widely used material for roads."

"The cell membrane controls what enters and leaves the cell. "

"The queen wore a beautiful necklace with a large, oval amethyst in the center. "

"The bacteria multiplied in the extracellular fluid. "

"The sugar in the candy formed tiny, sparkling crystals. "

"The old concrete sidewalk was cracking, showing several small lines of breakage. "

"The aggregation of student scores showed a significant improvement in math this year. "