House Umber - Family members are known to be really big and tall, often over 7 feet. Very loyal, feud with the wildlings. House Karstark - Have Stark-blood in their veins, descendants of the Starks of Winterfell. Large in size and hot blooded.
The element Nickel (Ni) is one of the few ferromagnetic metals. Ferromagnetic means they are attracted to magnets and can be magnetized themselves. Most metals arenât magnetic with the exception of iron, nickel, cobalt, gadolinium, neodymium and samarium.
Ferromagnesian Silicates-silicates with iron and/or magnesium in their structure. Most ferromagnesium minerals are dark-colored and more dense than the non-ferromagnesian si â¦ licates. 9 people found this useful.