# Logarithmic spiral

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### Shell showing the golden ratio. Art in nature revealed.

### Albrecht Dürer - Underweysung der Messung (Four Books on Measurement), 1525

### The perfect curve of an ammonite. From seashells to galaxies, the spiral signature of the Goddess is everywhere.

An example of a Fibonacci sequence making spiral patterns in nature. This is also a fractal because each floret is an identical but smaller version of the whole thing & this makes the spirals easy to see.

### The logarithmic spiral shell of the Nautilus pompilius

### Coneflower, Golden Ratio, more fractal geometry in nature

### vjeranski: “Fredrik Skåtar Fibonacci Spirals, 2012 studies of Fibonacci spirals Pencil and ink on paper, various sizes ”

### File:PSM Logarithmic spiral in flower growth configuration.

Fibonacci Spiral - Golden Spiral Logarithmic spiral whose growth factor is φ, the golden ratio - gets wider (or further from its origin) by a factor of φ for every quarter turn it makes.