01
Definition
1.
straw - a long, thin-walled tubular stalactite less than about 1 cm in diameter.
Gillieson, 1996
2.
straw stalactite : Thin tubular stalactite, generally less than a centimeter in diameter and of very great length ; also called soda straw.
Monroe, 1970
3.
Straw stalactites are hollow tubes, about 5 mm in diameter, and are often very coarsely crystalline with the straw axis corresponding to the c-axis direction of the calcite crystals.
White and Culver, 2012
4.
Soda straws are speleothems generated by axial feeding, and characterized by a central canal with constant diameter and by a wall structure that is controlled by geometric selection during growth on the meniscus of a drip.
White and Culver, 2012
02
Frame
| FORM | Thin tubular |
| characterized by a central canal with constant diameter and by a wall structure that is controlled by geometric selection during growth | |
| long | |
| SIZE | generally less than a centimeter in diameter and of very great length |
| CAUSE | generated by axial feeding |
| FUNCTION | thin-walled tubular |
03