Pumex
Source
The rock from the volcano eruption or the skeleton of Costazjci aculeata
Canu et Bassler, family Celleporidae.
Characteristics
Volcano Rock: Irregular masses, 1-7 cm in diameter, surface coarse, grey-white
to grey-yellow-brown, occasionally reddish, with pores of unequal sizes.
Light in texture, floating on the water. Skeleton: Irregular masses, branching
like corals, 1-4 cm l9ng, grey-white to grey-yellow, surface with small
pores, floating on the water. Both are sour in taste, mild in nature,
and attributive to lung channel.
Indication
1. Clear away lung-heat and eliminate phlegm: For cough of phlegm-heat
type with yellow and thick sputum, or chronic cough of lung-heat type
with bloody sputum.
2. Soften and disperse the lumps: For subcutaneous nodule and scrotula.
3. Promote diuresis and relieve stranguria: For stranguria caused by urinary
stone.
Administration Decoction: 6-9g.