American Heritage® Dictionary of the English Language, Fourth Edition
- n. An amorphous, translucent, variously colored mineral, essentially hydrous aluminum silicate.
Century Dictionary and Cyclopedia
- n. A mineral of a pale-blue, and sometimes of a green or brown, color. It is a hydrosilicate of aluminium, occurring in amorphous, botryoidal, or reniform masses, and received its name from its change of appearance under the blowpipe.
- allo- + phane (Wiktionary)
- From Greek allophanēs, appearing otherwise : allos, other; see allo- + phainesthai, phan-, to appear, passive of phainein, to show; see fantasy. (American Heritage® Dictionary of the English Language, Fourth Edition)
“Volcanic deposits have a unique process of weathering that causes the accumulation of allophane and oxides of iron and aluminum in developing soils.”
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List of minerals, elements, group names and geochemistry terms encountered in the science of mineralogy. I've chosen to avoid capital letters in most examples, though a great many mineral names hon...
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