U+2997 "⦗" Left Black Tortoise Shell Bracket Unicode Character

Unicode Version 17.0

U+2997 "⦗" Left Black Tortoise Shell Bracket is a typographical symbol that belongs to the Miscellaneous Mathematical Symbols B block, where it serves as a decorative or specialized bracket often used in mathematical notation, calligraphic texts, or symbolic diagrams. Its name derives from its visual resemblance to the shell of a tortoise, with a bold, curved black outline that opens to the right, and it typically pairs with its rightward counterpart to enclose content, adding an ornate or formal emphasis.

General Properties

Code Point U+2997
Version Added 3.2
Name Left Black Tortoise Shell Bracket
Block Miscellaneous Mathematical Symbols-B
General Category Open Punctuation
Canonical Combining Class Not Reordered
Bidirectional Class Other Neutral
Mirrored Yes
Mirrored Character "⦘" U+2998 Right Black Tortoise Shell Bracket
Bidirectional Paired Bracket Type Open
Bidirectional Paired Bracket "⦘" U+2998 Right Black Tortoise Shell Bracket

Encodings

HTML Decimal Encoding ⦗
HTML Hex Encoding ⦗
UTF-8 Encoding 0xE2 0xA6 0x97
UTF-16 Encoding 0x2997
UTF-32 Encoding 0x00002997
C/C++/Java Escape \u2997

Unicode Properties

NFC Quick Check Yes
NFD Quick Check Yes
NFKC Quick Check Yes
NFKD Quick Check Yes
Numeric Type None
Numeric Value NaN
Line Break Open Punctuation
Script Common
Script Extensions Common
Indic Syllabic Category Other
Pattern Syntax Yes
Math Yes
Other Math Yes
Vertical Orientation Rotated
Grapheme Base Yes
Grapheme Cluster Break Other
Word Break Other
Sentence Break Close