Stercorite

Formula: H(NH4)Na(PO4).4H2O

Origin of name: from Latin stercorus = dung

 

Crystal system: triclinic

Crystal class: -1

Twinning:

Unit cell: 

 

Colour: colourless, white, yellowish, brownish

Diaphaneity: transparent

Luster: vitreous

Habit: crystalline masses and nodules

Hardness: 2

Specific gravity: 1.55 to 1.574

Cleavage: none

Tenacity: 

Streak: 

 

Synonyms/varieties:

 

Comments: soluble in water

 

Back to Alphabetical list Colour photos Thin sections SEM images TEM images vibrational spectra description IR spectra Raman spectra N-IR spectra F-IR spectra IES spectra