basalt column 1.not in a straight shape 2.inner siade is black 2.outside is rust color,beige color

basalt column

1.Type number:B7

2.Size: Dia:15-25cm,L:50-150cm, inner texture is not good ,can not be polished

3.Color: inner side is black, outside is rust color,beige color

4.not in a straight shape , not suitable be polished finish

5.usage: this kind of column shape not very straight, often as fence or just column on the   square,textrue not very good,easy to break, not suitable to polish or drill

6.Packed in wooden pallet

basalt column