Diaphane

The corporal nature is deuided into bright and ſhining bodies, as earth and metalles: Eyther into Diaphane or tranſparent bodyes, as ayre and water.

Source: wiktionary

And for man's life as the clear sparkling wine, Gladding the heart and lifting up the soul From its frail diaphane of petulant flesh, Yet whence doth flow this liquor of delight?

Source: wiktionary

Here, dragonflies of metallic emerald-gold or ruby iridescence froze in midair on almost-invisible wings of diaphane.

Source: wiktionary

I moulded with my hands The mobile breasts, the valley; and the waist I touched; and pigments reverently placed Upon their thighs in sapient spots and stains, Beryls and crysolites and diaphanes, And gems whose hot harsh names are never said.

Source: wiktionary