(mineralogy) A triclinic-pinacoidal mineral containing hydrogen, iron, manganese, oxygen, and phosphorus.

(mineralogy) A monoclinic-prismatic mineral containing bismuth, copper, lead, silver, and sulfur.

A unit of volume equivalent to 10¹⁸ litres. Symbol: El

Phyllostachys nigra f. henonis, a cultivated form of black bamboo.