Dragon-type PokÃ©mon may be holding this item when caught. A Dragon Scale is an item introduced in Generation II that evolves Seadra into Kingdra when held while being traded. This item cannot be bought, only found, but can be sold for 1050. In the Johto region games, this item can be found in Mt. Mortar and at the PokÃ©athlon Dome in PokÃ©mon HeartGold and SoulSilver.
A millstone weighing a ton or two can do a lot of damage before it comes to rest. A millstone turning 125 revolutions per minute will destroy the millstone cover and I seen then destroy machinery in a mill and go through a 14 inch square log wall like butter and before they come to rest out side the mill.
The average weight of a sandstone boulder is approximately 150 pounds per cubic foot. Limestone boulders and granite boulders in most cases weigh more. How much does 1 cubic foot of Silverdale limestone weigh â Ask â¦ Typically limestone averages a weight of 171 pounds per cubic foot. However, this number will vary slightly depending on the type of limestone.