5472. chalkédón
Lexical Summary
chalkédón: Chalcedony

Original Word: χαλκηδών
Part of Speech: Noun, Masculine
Transliteration: chalkédón
Pronunciation: khal-kay-DON
Phonetic Spelling: (khal-kay-dohn')
KJV: chalcedony
NASB: chalcedony
Word Origin: [from G5475 (χαλκός - money) and perhaps G1491 (εἶδος - Form)]

1. copper-like, i.e. "chalcedony"

Strong's Exhaustive Concordance
chalcedony.

From chalkos and perhaps eidos; copper-like, i.e. "chalcedony" -- chalcedony.

see GREEK chalkos

see GREEK eidos

NAS Exhaustive Concordance
Word Origin
of uncertain origin
Definition
chalcedony (a precious stone)
NASB Translation
chalcedony (1).

Thayer's Greek Lexicon
STRONGS NT 5472: χαλκηδών

χαλκηδών, χαλκηδονος, , chalcedony, a precious stone de scribed by Pliny, h. n. 31, 5 (18), 72 (see B. D. (especially the American edition), under the word): Revelation 21:19.

Topical Lexicon
Scriptural Placement

Revelation 21:19 places the stone among the twelve precious gems that adorn the foundations of the New Jerusalem: “The foundations of the wall of the city were adorned with every kind of precious stone: The first foundation was jasper, the second sapphire, the third chalcedony, the fourth emerald”. The sole New Testament appearance confines the term to an explicitly eschatological context, tying it to the consummation of redemptive history.

Historical and Geological Background

In the ancient world “chalcedony” referred to a translucent form of quartz, commonly exhibiting pale bluish-gray, lavender, or milky hues. It was mined throughout Asia Minor—particularly near the city of Chalcedon in Bithynia, across the Bosporus from Byzantium. Craftsmen prized the stone for cameos, signet rings, and intricate intaglios because its fine grain allowed precise carving. Its availability in the eastern Mediterranean made it familiar to first-century readers, yet it still ranked among the more valuable ornamental stones.

Place among the Twelve Foundation Stones

The New Jerusalem’s foundations list twelve distinct gems (Revelation 21:19-20). These are commonly viewed as the counterpart to the twelve stones on Aaron’s breastpiece (Exodus 28:17-20) and, by extension, to the twelve tribes of Israel (Revelation 21:12) as well as the twelve apostles of the Lamb (Revelation 21:14). Several early church writers—such as Hippolytus and Andrew of Caesarea—attempted to correlate each foundation stone with an individual apostle, though Scripture gives no inspired key to that assignment. Nevertheless, the placement of chalcedony as the third stone situates it firmly within a comprehensive display of covenant continuity: Old Covenant tribes, New Covenant apostles, one unified holy city.

Symbolic Significance

1. Purified Beauty

Chalcedony’s soft translucence and subtle color evoke purity and serenity. Within Revelation’s heavily symbolic tapestry, such gems visualize “the holiness without which no one will see the Lord” (Hebrews 12:14).

2. Permanence and Indestructibility

Quartz rates high on the Mohs hardness scale. Its inclusion in the city’s foundation underscores the unshakeable, eternal stability of God’s eschatological dwelling with His people (Psalm 125:1; Hebrews 12:28).

3. Multi-faceted Glory

The sequence of twelve different stones, each reflecting light in unique shades, speaks to the manifold wisdom of God (Ephesians 3:10). Chalcedony’s gentle sheen contributes its own note to this symphony of color, reminding believers that divine glory is both unified and richly diverse.

Eschatological Implications

The single occurrence of chalcedony lifts the reader’s gaze to the coming age rather than to earthly temple architecture. John’s vision depicts the final, perfected community of saints where “the Lord God will be their light” (Revelation 22:5). Every gemstone contributes to the splendor, but the true centerpiece is God’s immediate presence. Chalcedony therefore functions not merely as a gemological detail but as an eschatological signpost directing hope toward the consummation of all things in Christ.

Ministry Applications

1. Cultivating Eternal Perspective

Reflecting on chalcedony invites believers to set their minds “on things above, not on earthly things” (Colossians 3:2). Pastors can employ the imagery to foster anticipation of the New Jerusalem and thereby encourage perseverance amid present trials.

2. Teaching on Holiness and Unity

A lesson series on the twelve foundation stones can highlight both individual distinctiveness and corporate harmony in the body of Christ. Chalcedony’s unique hue alongside the other stones serves as a visual aid for Paul’s comparison of the church to a building “joined together and rising into a holy temple in the Lord” (Ephesians 2:21).

3. Worship and Aesthetic Excellence

The Bible’s use of exquisite gemstones to depict God’s future dwelling validates the pursuit of beauty in worship spaces, music, and liturgy. While the true sanctuary is spiritual, earthly artistry can foreshadow heavenly glory and orient hearts toward it.

Related Scriptural Parallels

Isaiah 54:11-12—Zion’s future glorification with “sapphires” and “precious stones” anticipates Revelation 21.
Exodus 28:17-20—The high priest’s breastpiece foreshadows the New Jerusalem’s foundations, linking priestly mediation to eschatological fulfillment.
Hebrews 11:10—Abraham “was looking forward to the city with foundations, whose architect and builder is God,” providing a narrative arc from patriarchal promise to Johannine vision.

Summary

Though appearing only once, chalcedony enriches the biblical portrait of the New Jerusalem. Its historical value, physical durability, and gentle luster converge to illustrate the permanence, purity, and multifaceted beauty of God’s final dwelling with His redeemed people. For the church today, the stone stands as a quiet exhortation to persevere in holiness, unity, and hope until faith becomes sight.

Forms and Transliterations
χαλκηδων χαλκηδών chalkedon chalkedṓn chalkēdōn chalkēdṓn
Links
Interlinear GreekInterlinear HebrewStrong's NumbersEnglishman's Greek ConcordanceEnglishman's Hebrew ConcordanceParallel Texts
Englishman's Concordance
Revelation 21:19 N-NMS
GRK: ὁ τρίτος χαλκηδών ὁ τέταρτος
NAS: the third, chalcedony; the fourth,
KJV: the third, a chalcedony; the fourth,
INT: the third chalcedony the fourth

Strong's Greek 5472
1 Occurrence


χαλκηδών — 1 Occ.

5471
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