Ephesite

Formula:   NaLiAl₂(Al₂Si₂)O₁₀(OH)₂

Origin of name:   Locality; near Ephesus, Turkey

Crystal system:   Monoclinic or triclinic

Crystal class:   1

Twinning:

Unit cell: 

Colour:  Pink to pinkish brown

Diaphaneity:   Transparent

Luster:   Vitreous, pearly on cleavage

Habit:   Crystals indistinct; small flakes

Hardness:   3.5 to 4.5

Specific gravity:   2.98

Cleavage:   1; {001} perfect

Tenacity: 

Streak: 

Synonyms/varieties:

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