ALL meanings of allophane
al·lo·phane
A a - noun allophane a variously coloured amorphous mineral consisting of hydrated aluminium silicate and occurring in cracks in some sedimentary rocks 3
- noun allophane a soft clay mineral, a translucent, hydrous silicate of aluminum, of varying composition and color, typically occurring as incrustations in chalk and sandstone 3
- noun allophane a clay mineral, an amorphous hydrous silicate of aluminum, occurring in blue, green, or yellow, resinous to earthy masses. 1
- noun allophane (mineralogy) An amorphous hydrous aluminium silicate clay mineral. 0