### Core Meaning & Semantic Range
The Greek verb κρυσταλλίζω (krystallízō), `{{G2929}}`, is derived from the noun κρύσταλλος (krýstallos), `{{G2928}}`, which literally means "ice" or "rock crystal." The base definition of κρυσταλλίζω conveys the idea "to make (i.e., intransitively, resemble) ice" or "to crystallize." In its New Testament usage, it primarily emphasizes the quality of being "clear as crystal," highlighting attributes of extreme transparency, purity, and brilliance. The semantic range thus centers on a state of absolute clarity, akin to the most pristine ice or a perfectly clear mineral, suggesting an absence of any cloudiness, blemish, or obstruction to light.
### Biblical Occurrences & Contextual Analysis
The term κρυσταλλίζω (`{{G2929}}`) appears only once in the New Testament, specifically in [[Revelation 21:11]]. This solitary occurrence is found within the apostle John's visionary description of the New Jerusalem descending from heaven. The verse states concerning the holy city: "having the glory of God: and her light was like unto a stone most precious, even like a jasper stone, clear as crystal." Here, κρυσταλλίζω is used to describe the jasper stone, which forms part of the city's splendor. It is not merely a valuable stone, but one possessing an unparalleled clarity, allowing the divine glory and light to shine through it unimpeded. The context emphasizes the city's radiant beauty and divine illumination, where even its constituent materials reflect the pristine nature of God's presence. This clarity is a direct result of "having the glory of God," suggesting that the city itself becomes a perfect conduit for divine light.
### Related Words & Concepts
The most direct lexical relation is to its root noun, κρύσταλλος (krýstallos, `{{G2928}}`), which appears three times in Revelation ([[Revelation 4:6]], [[Revelation 21:11]], [[Revelation 22:1]]). In these instances, κρύσταλλος describes the sea of glass before God's throne, the river of the water of life, and the jasper stone, consistently denoting a substance of ultimate transparency and purity. Other related concepts, though not etymologically linked, include:
* **φῶς (phōs, `{{G5457}}`)**: Light, which is intrinsically connected to the concept of clarity. The "crystal-like" quality allows light to pass through perfectly.
* **δόξα (doxa, `{{G1391}}`)**: Glory, particularly the divine glory, which illuminates and gives radiance to that which is clear. The clarity of the jasper stone in [[Revelation 21:11]] is explicitly tied to "the glory of God."
* **Purity (ἁγνότης, `{{G53}}`) and Holiness (ἁγιωσύνη, `{{G42}}`)**: The imagery of crystal clarity often serves as a metaphor for absolute purity, freedom from defilement, and divine holiness.
### Theological Significance
The singular use of κρυσταλλίζω in [[Revelation 21:11]] carries profound theological weight in the eschatological vision of the New Jerusalem.
* **Divine Transparency and Revelation:** The "clear as crystal" quality signifies that in the New Creation, there will be no obscurity, hiddenness, or ambiguity in God's presence. Everything will be manifest, pure, and open, allowing for a direct and unhindered experience of God's truth and being.
* **Perfection of the Redeemed Community:** The New Jerusalem represents the perfected Bride of Christ, the redeemed people of God. The city's crystal-like clarity suggests that those within it will be purified and made holy, reflecting God's glory without distortion or blemish. Their very nature will be transformed to mirror divine purity.
* **Radiance of God's Glory:** The clarity enables the full, unadulterated brilliance of God's glory to shine through. It is a state of ultimate illumination where the divine light is not merely seen but permeates and defines the new reality, signifying God's complete and pervasive presence.
* **Ultimate Beauty and Order:** The imagery contributes to the overall depiction of the New Creation as a place of ultimate beauty, order, and perfection, where the effects of sin and decay are entirely absent, replaced by pristine and radiant glory.
### Summary
The Greek verb κρυσταλλίζω (`{{G2929}}`), meaning "to be clear as crystal," appears uniquely in [[Revelation 21:11]] to describe the jasper stone of the New Jerusalem. Derived from κρύσταλλος (`{{G2928}}`), this term signifies an extraordinary transparency and brilliance, allowing the glory of God to shine through unimpeded. Theologically, it underscores the divine transparency and accessibility in the New Creation, the absolute purity and holiness of the redeemed community, and the unhindered radiance of God's glory. This imagery paints a vivid picture of ultimate clarity, where divine truth and beauty are fully revealed and perfectly manifest in the eschatological reality.