|a chattering or flighty, light-headed person.|
|the offspring of a zebra and a donkey.|
|actinolite (āk-tĭn'ə-līt') Pronunciation Key
A greenish variety of amphibole. Actinolite is a monoclinic mineral, and occurs in long, slender, green needlelike crystals, or in fibrous, radiated forms in metamorphic rocks. Chemical formula: Ca2(Mg,Fe)5Si8O22OH2.