Effetre

Effetre is glass made on the island of Murano, Venice, Italy. And is very popular with lampworkers partly due to the vast array of colours available.

Many stockists of Effetre glass rods use their own colour descriptions and stock numbers. The last 3 digits used by any stockist for their stock numbers will refer to the Vetrofond factory stock number.

Effetre colours and stock numbers

Transparent

Stock Number	Colour	Properties	Reactions
004	clear	melts quickly - may contain bubbles
005	super clear	good for encasing silver glass - less scummy than 004
008	pale amber	stiff glass
012	light topaz	stiff glass
014	topaz		reacts with silver glass - reacts with silver to produce organic effects
016	dark topaz (root beer)	stiff glass		018	light brown	stiff glass	Reacts with iris gold frit
019	sage green		reduces to terecotta in a propane rich flame
020	lightgrass green	stiff glass	may pit if heated too quickly
022	medium grass green	stiff glass	may pit if heated too quickly
023	green	stiff glass	may pit if heated too quickly
024	dark grass green	medium stiff glass	may pit if heated too quickly
025	olive
026	light teal
027	dark teal	stiff glass - handpulled
028	light emerald green	stiff glass
030	dark emerald green	stiff glass - handpulled
031	pale emerald green	stiff glass - handpulled
034	light aquamarine	stiff glass - hardens quickly
035	antique aqua
036	dark aqua	stiff glass	may pit if heated too quickly
038	very pale aqua	medium stiff glass	may pit if heated too quickly
039	dark violet
040	light amethyst	medium stiff glass
042	medium amethyst	medium stiff glass
044	dark amethyst	medium stiff glass
046	pale amethyst	medium stiff glass
048	very pale blue gray	medium stiff glass
049	straw yellow	stiff glass - handpulled
050	pale blue	medium stiff glass	appears green as an encasement over ivory
052	light blue	medium stiff glass	may pit if heated too quickly
054	medium blue	medium stiff glass	may pit if heated too quickly
056	dark blue	medium stiff glass	may pit if heated too quickly
058	ink blue	medium stiff glass - handpulled

Further information

For further information see ...