Sun Colored Amethyst questions

[lexdigger]

Another look at it without backlighting.

 

[GuntherHess]

just for the record , its manganese , not magnesium. Two different elements.

Your ink was likely made clear and turned SCA either while in use or after it was disposed. That looks like a tooled lip in the photo, made after the 1880s when the use of manganese bleached glass was seeing wide use.

 

[glass man]

OLD TIMERS ? YOU ARE "YOUNG WHIPPER SNAPPERS" IS WHAT YALL IS! Always wanted to get old enough to say" YOUNG WHIPPER SNAPPERS" ! NOW I WONDER IF ANY ONE CAN TELL ME WHAT THE....A "YOUNG WHIPPER SNAPPER " IS? BUNCH OF YOUNG WHIPPER SNAPPERS!!!![]