Who is Online
We have 703 registered Members.
There are no Members online.
There are 2 Guests online.
Special Thanks Go To
I would like to thank the following persons for sending usefull information/bug reports. (in no particular order):
Matthew Clark (EamonNag WebMaster), Greg Boettcher, Peter Mattssons, David Whyld, A Ninny, and of course all the anonymous Beta-Testers!
Thanks also to everyone that sent an email without saying their names (which are quite few... you silly you) ;)
- A common mineral embracing many varieties varying in color and in composition. It occurs in monoclinic crystals; also massive, generally with fibrous or columnar structure. The color varies from white to gray, green, brown, and black. It is a silicate of magnesium and calcium, with usually aluminium and iron. Some common varieties are tremolite, actinolite, asbestus, edenite, hornblende (the last name being also used as a general term for the whole species). Amphibole is a constituent of many crystalline rocks, as syenite, diorite, most varieties of trachyte, etc. See Hornblende.