Moss agate tower Geode This is what's called vesicular

This is what's called vesicular basalt

but today are much harder to come by—at least with any size or quality

Approx weight: 21g

This piece of a geode has fat

Approx weight: 90–110g due to natural variations of material density

Moss agate tower Geode This is what's called vesicularApprox height: A 3. 5 inches B 3 inches C 2. 25 inches D 2. 75 inches Alternately called points or obelisks, these towers are cut and polished from extra holey moss agate. Agate is another member of the quartz family: the term is used to describe chalcedony (a cryptocrystalline form of quartz) that is banded, meaning it has stripes of color. The trade name 'moss agate' has stuck for this material even though it does not display the banding