A lateritic soil or residual rock that is rich in alumina; (originally, now disused) specifically one in which the ratio of silica to alumina by weight is below 4:3.
Origin
1930s. From al- + l- + -ite, after German Allit; compare siallite.
Definition of allite in US English:
allite
nounˈalʌɪt
Geology
A lateritic soil or residual rock that is rich in alumina; (originally, now disused) specifically one in which the ratio of silica to alumina by weight is below 4:3.
Origin
1930s. From al- + l- + -ite, after German Allit; compare siallite.