Glass - Silicate Glass

Silicate Glass

Silica (the chemical compound SiO2) is a common fundamental constituent of glass. In nature, vitrification of quartz occurs when lightning strikes sand, forming hollow, branching rootlike structures called fulgurite.

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Famous quotes containing the word glass:

    Sunshine of late afternoon—
    On the glass tray

    a glass pitcher, the tumbler
    turned down, by which

    a key is lying—And the
    immaculate white bed
    William Carlos Williams (1883–1963)