A '''botryoidal''' [[Mineral Aggregates|mineral aggregate]] resembles a buch of grapes; also called [[globular]]. [[Malachite]] is an example of a [[mineral]] exhibiting a botryoidal form. Chesterman, p. 40
=Sources=
*Chesterman, Charles W. ''The Audubon Society Field Guide to North American Rocks and Minerals'', Alfred A. Knopf: New York (1987)