@mensur.color(optional)Records the color of the mensuration sign. Do not confuse this with the musical term
'color' as used in pre-CMN notation.
@mensur.dot(optional)Determines if a dot is to be added to the base symbol.
@mensur.form(optional)Indicates whether the base symbol is written vertically or horizontally. Allowed values are: "horizontal" (Horizontally oriented.), "vertical" (Vertically oriented.)
@mensur.loc(optional)Holds the staff location of the mensuration sign.
@mensur.orient(optional)Describes the rotation or reflection of the base symbol.
@mensur.sign(optional)The base symbol in the mensuration sign/time signature of mensural notation.
@mensur.size(optional)Describes the relative size of the mensuration sign.
@mensur.slash(optional)Indicates the number lines added to the mensuration sign. For example, one slash is
added for what we now call 'alla breve'.