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Jean-Michel Frank (28 February 1895 – 8 March 1941) was a French interior designer known for minimalist interiors decorated with plain-lined but sumptuous furniture made of luxury materials, such as shagreen, mica, and intricate straw marquetry. He had an eye for exotic patterns, specifically in veneers, including snake and sharkskin.
Sam Ruggles (3 August 1770 – 27 May 1843) started the first commercial mica mine in the United States at the site that bears his name. Mica at the time was used to make, among other things, lamp chimneys and stove windows. Ruggles began as a grocer and was merchant of West India goods in Boston, Massachusetts. He was never a resident of New ...
A copper lamp designed by Dirk Van Erp, displayed at the De Young Museum in San Francisco A Dirk van Erp lamp at the Oakland Museum of California Dirk van Erp in his shop Dirk Koperlager van Erp (1862–1933) was a Dutch American artisan , coppersmith and metalsmith , best known for lamps made of copper with mica shades, and also for copper ...
The most important sources of sheet mica are pegmatite deposits. Sheet mica prices vary with grade and can range from less than $1 per kilogram for low-quality mica to more than $2,000 per kilogram for the highest quality. [21] In Madagascar [22] and India, [23] it is also mined artisanally, in poor working conditions and with the help of child ...
Single-ended self-starting lamps are insulated with a mica disc and contained in a borosilicate glass gas discharge tube (arc tube) and a metal cap. [2] [3] They include the sodium-vapor lamp that is commonly used in street lighting. [4] [5] [2] [3] Borosilicate glass usually melts at about 1,650 °C (3,000 °F; 1,920 K).
Lamps from the 1890s consisted of a stand, font, chimney, and often a shade. [24] The font (also spelled "fount") held the kerosine for the lamp. [25] The chimney was a glass tube placed around the lamp's flame that had a bulge at the base that kept drafts away from the flame and added extra illumination. [26]