A worker using a gin could do the work of 50 people cleaning cotton by hand. Because of the gin, planters could now grow cotton at a huge profit. Eli Whitney actually made the Cotton gin April 1793.
Stapafell is a volcanic mountain on the south side of SnÃ¦fellsjÃ¶kull. This palagonitic pyramide is 526 m in height og rather eroded at the sides. On the top of the mountain is Fellskross, which was a sign of holy powers at the times of the vikings. It is said that the mountain is home of hidden people, also called elves.
Confidence votes 18. Gneiss is a banded or foliated metamorphic rock, of similar composition to granite. It is very hard and used where granite would be used, some gneisses are used as facing stone on buildings.counter tops.o. Gneiss is a high-grade metamorphic rock. Even if the gneiss  formed from what was originally a fossil-containing rock, the  metamorphism will have destroyed the fossils.