Actinolite
21Amphibolite — (pronEng|æmˈfɪbəlaɪt) is the name given to a rock consisting mainly of hornblende amphibole, the use of the term being restricted, however, to metamorphic rocks. The modern terminology for a holocrystalline plutonic igneous rocks composed… …
22Greenschist — also known as greenstone is a general field petrologic term applied to metamorphic and/or altered mafic volcanic rock. The green is due to abundant green chlorite, actinolite and epidote minerals that dominate the rock. However, basalts may… …
23amphibole — /am feuh bohl /, n. Mineral. any of a complex group of hydrous silicate minerals, containing chiefly calcium, magnesium, sodium, iron, and aluminum, and including hornblende, tremolite, asbestos, etc., occurring as important constituents of many… …
24metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
25Aktinolith — Kristallgruppe aus Otjiwarongo, Namibia (Größe: 6,4 x 4,0 x 1,9 cm) Chemische Formel Ca2(Mg,Fe)5[OH|Si4O11]2[1] …
26Ontario Highway 37 — Highway 37 Route information Maintained by the Ministry of Transportation of Ontario Length: 44.4 km …
27Asbestos — For other uses, see Asbestos (disambiguation). Fibrous asbestos on muscovite …
28Actinolit — Aktinolith Aktinolith Kristall aus Muránska Dlhá Lúka/Revúca in der Slowakei Chemische Formel Ca2(Mg,Fe2+)5[OH|Si4O11]2 Mineralklasse …
29Amiant — Aktinolith Aktinolith Kristall aus Muránska Dlhá Lúka/Revúca in der Slowakei Chemische Formel Ca2(Mg,Fe2+)5[OH|Si4O11]2 Mineralklasse …
30Byssolith — Aktinolith Aktinolith Kristall aus Muránska Dlhá Lúka/Revúca in der Slowakei Chemische Formel Ca2(Mg,Fe2+)5[OH|Si4O11]2 Mineralklasse …
