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Manganese Glass Door Knobs

$ 75.00

Pair of 12-point glass knobs with antique brass bezel finish. One of the knobs has purple tinting from manganese. Manganese is one of the oldest glass additives and was used in small quantities to de-colourise (remove the green tint from glass to make clear) and in higher quantities to colorize glass. This method dates as far back as Ancient Egypt. Turns purple when exposed to UV for many many decade.

655818-T

Location: Tacoma

Rack: DISPLAY

Quantity: 1

Width: 2 in.

Type: Pair of Knobs

Attributes: w/ Spindle


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Inventory database updated 3/26/2026 5:33:04 PM

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3223 6th Ave South, Seattle, WA 98134
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2328 Fawcett Ave, Tacoma, WA 98402

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