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𝍍

tetragram for hardness

Tetragram for Hardness

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𝍍 means firmness (堅, Mandarin jiān) in the Tai Xuan Jing, a Chinese divination book. Yang Xiong wrote it around 2 BCE to accompany Yi Jing, the Book of Changes: its 81 figures have four lines, each of which can be solid, split once, or split twice. Its readings make firmness double-edged: rock resists change; white jade can still be shaped. Fan Wang’s Jin-dynasty edition is the oldest surviving version.

Text symbol

What 𝍍 means

𝍍 is the tetragram for hardness. Unicode classifies it as an “other symbol” — Unicode's shelf for signs that are neither maths, money nor punctuation and files it in the Tai Xuan Jing Symbols block; this site shelves it under Beliefs & culture.

Its appearance depends on the font and text styling.

How it is encoded

𝍍 is a single code point, U1D34D. In HTML that is 𝍍, and in CSS \1D34D.

Part of the collection

Questions people ask

1

Why does 𝍍 show as a box on some devices?

Not every system ships a font for the Tai Xuan Jing Symbols block. Where none is installed, the character shows as an empty box; adding a font such as Noto fixes it. The character itself is still correct and copies correctly.

How to type or find 𝍍

Search it as
tai xuan jing · taixuan · jian · yi jing · yijing · iching
Shows up in
Anything that takes text · its shape is whatever your font draws
Windows (Word)
⎇Alt+XType 1D34D, then AltX to get 𝍍.
Windows
⊞Win+Rrun charmap for the full table, or use the emoji picker's Ω symbols tab (Win .).
macOS
⌃Control+⌘Command+␣SpaceOpen the character viewer and search “tetragram for hardness”.
Linux
⎈Ctrl+⇧Shift+UType 1d34d, then Enter or Space.
HTML
𝍍
CSS
\1D34D
Codes and encoding1 code points
HTML decimal
𝍍
HTML hex
𝍍
CSS content
content: "\1D34D";
Each escape is closed by the next backslash; a trailing space is needed before a literal hex digit.
URL encoded
%F0%9D%8D%8D
1
On screen
1
Code points
2
JS .length
4
UTF-8 bytes

A visible symbol can contain several code points. JS .length counts UTF-16 units; UTF-8 counts bytes.

Families this belongs to

1

Beliefs & culture454 symbols