Glass: A Pocket Dictionary Of Terms Commonly Used - Corning ...

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shaped and reheated, after which cold water was injected
into it, causing the soda-lime glass to develop
a network of fine cracks.
Muff: A glass cylinder intended to be cut into sheets.
See also Cylinder glass.
Muffle: A fire-clay box in which glass (or porcelain)
objects are enclosed, when placed in the muffle kiln,
to protect them from the flames and smoke while they
are subjected to low-temperature firing, especially in the
process of firing enamels and gilding at temperatures
of about 950°–1300°F (500°–700°C).
Muffle kiln: A low-temperature kiln for refiring glass to
fuse enamel, fix gilding, and produce luster. See also
Kiln.
Murrine cane slice with
Lord’s Prayer. U.S., Richard
Marquis, 1970. H. 1.7 cm.
Murrhine (from latin murra, apparently the name of a
mineral from which costly vessels [vasa murrina] were
made): The English adjective “murrhine” and the italian
adjective “murrino” are sometimes applied to ancient
roman mosaic glass. it is probable, however, that vasa
murrina were made from a semiprecious stone such as
fluorite, rather than from glass.
Murrina (italian), pl. murrine: These terms are used inconsistently,
especially in the context of contemporary
glass. When used as a noun, murrina usually refers to a