Temperature × Supersaturation Taxonomy
A Letter
from the Sky
天からの手紙、形態の分類
Each specimen photographed under reflected light — frosted ice-cyan figures suspended on a near-black field. Sorted by growth temperature and humidity, six-fold symmetry, one specimen per labeled cell. A scientific grid, never festive decoration.
X — Temperature °C0 → −22
Y — Vapor σlow → high
High supersaturation ↑n = 08
stellar dendrite
sectored plate
fern dendrite
hollow column
stellar plate
solid prism
spatial needle
broad branch