Rock crystal

A transparent variety of quartz valued for its clarity and total lack of color or flaws. Quartz crystal was formerly used extensively as a gemstone.

Works of Art

A transparent variety of quartz valued for its clarity and total lack of color or flaws. Quartz crystal was formerly used extensively as a gemstone.

Works of Art

1390–97

975–996

1575–78

1123

bell: 6th–9th century C.E., shrine: c. 1100 C.E.

c. 8th century

c. 1550–1500 B.C.E.

c. 2620–2500 B.C.E.