The Mongolian Horizontal Square Script, (Хэвтээ Дөрвөлжин бичиг / Xäwtää Dörböljin in Mongolian) was invented in the late 17th century by Bogdo Zanabazar, a Mongolian monk and scholar, who also created the Soyombo script. The Mongolian Horizontal Square Script was based on the Tibetan script, was rediscovered in 1801 it is uncertain how it was used. Only a few documents in this script survive.
When the are used independently of vowels are indicated by adding a diacrit to the symbol for a. The diacritics are attached to consonants when the vowels follow consonants
Information about the Mongolian Horizontal Square Script
Information about the Mongolian language and Mongolia
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