MINERAL SPECIMEN OF ALLOPHANE FROM KELLY, NEW MEXICO

Description

THIS IS A
MINERAL SPECIMEN OF ALLOPHANE.
SMALL
PIECES IN A GLASS BOTTLE 9 X 4 cm
.  THE LONGEST PIECES ARE 3+ cm IN MAXIMUM DIRECTION.  THEY ARE FROM THE
4th LEVEL,
JUANITA MINE, KELLY, MAGDALENA DISTRICT, SOCORRO CO., NEW MEXICO
.  THE SPECIMEN WAS COLLECTED IN 1958.
ALLOPHANE IS A RARE AMORPHOUS HYDROUS SILICATE OF ALUMINUM.  THE COLORATION IS DUE TO THE INCLUSION OF COPPER.
ALLOPHANE DEHYDRATES READILY AND BREAKS UP AND IS THEREFORE BEST KEPT SEALED IN A JAR.
THIS IS AN EXCELLENT EXAMPLE OF THE SPECIES.
SEE PICTURES.  I WILL COMBINE SHIPPING WHEN POSSIBLE.  THANKS FOR LOOKING.