Early 1900s Large Clear Manganese Glass Jesus Crucifix Candle Holder Devotion There are a couple of

There are a couple of small imperfections under the rim that happened in the glass making process

Back has two small shallow dents from where the piece pressed up against something most likely in the original owner's jewelry box

Measurements: 4" x 2

Additional Details Date: 1900

Additional Details Date: 1900s-1910s

Early 1900s Large Clear Manganese Glass Jesus Crucifix Candle Holder Devotion There are a couple ofWhile many of us already know about uranium glass, there is a lesser known UV reactive glass called manganese glass. You may find many glass pieces from the 1950s and before containing manganese, particularly clear glass. But why? Manganese dioxide was often added to the glass making process to achieve clearer glass. Iron is a common impurity in the glass making materials causing a greenish tint, the manganese dioxide reacts with the iron causing the