R721

Sample ID R721 • Cabinet B

Lava Column

6.067cm W x 14.752cm H x 3.889cm D • 676g
Sample TypeRockRock QualityIgneousRock TypeExtrusive
CompositionMaficTextureColor IndexDark
Clast SizeAcid ReactionMohs Hardness 5

It is shaped like a long 3D pentagonal.