General Information:
Chemical Formula:
(Y,Ce,Ca)ZrTaO6 (?)
Environment:
An ill-defined mineral of uncertain origin and formula. In a pegmatite.
IMA Status:
Approved IMA 1987
Locality:
Impilaks, Lake Ladoga, Finland.
Name Origin:
Named for Apollonie Mikhailovich Loranski (1847-1917), inspector and teacher of the Mining Institute, St. Petersburg, Russia.
Physical Properties:
Cleavage:
None
Color:
brownish black, green yellow, yellow, or black.
Density:
4.4 - 4.8, Average = 4.59
Habits:
Metamict - Mineral originally crystalline, now amorphous due to radiation damage., ,
Hardness:
5 - Apatite
Luster:
Sub Metallic
Streak:
greenish gray
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