diaspore
oxford
views updated May 08 2018diaspore An aluminium hydrate α-AlO(OH), forming a continuous series with its
polymorph boehmite γ-AlO(OH); sp. gr. 3.3–3.5;
hardness 6.5–7.0; white;
massive or foliaceous or as
orthorhombic prismatic crystals; it is a constituent of
bauxite and
laterite deposits along with
emery and
corundum.
A Dictionary of Earth Sciences AILSA ALLABY and MICHAEL ALLABY
diaspore
oxford
views updated Jun 27 2018diaspore A
spore,
seed, or other structure that functions in dispersal; a
propagule.
A Dictionary of Ecology MICHAEL ALLABY
diaspore
oxford
views updated Jun 11 2018diaspore A
spore,
seed, or other structure that functions in dispersal; a
propagule.
A Dictionary of Plant Sciences MICHAEL ALLABY
