Heintz Art Metal Shop – Buffalo, New York

Heintz Art Metal

The most collected and prized art metalware from the Arts & Crafts era was “brown metal.” Hues ranged from an old tarnished penny to worn leather. One company, Heintz Art Metal Shop of Buffalo, New York, specialized in chocolate brown metal and their dark patina has never been duplicated. The chemical formula died with owner and innovator Otto Heintz (1877 to 1918).

Heintz preferred bronze with a sterling silver overlay, not [...] Click here to continue reading.

Pietra Dura Definition

Pietra Dura

Pietra dura (also pietre dure) is an Italian phrase, with pietra meaning “stone” and dura meaning “hard” or “durable.” While pietra dura is the preferred term (at least according to The Getty’s Art and Architecture Thesaurus at http://www.getty.edu/research/conducting_research/vocabularies/aat/), the terms micromosaic or Florentine mosaic are occasionally encountered. (Some find “micromosaic” to be a little objectionable, applying only to the “rougher” forms of the art produced for the tourist trade.)

Pietra dura is [...] Click here to continue reading.

Ivory – Types & Legalities

Types of Ivory and the Legalities of the Ivory Trade

What is Ivory?

Strictly speaking, the term “ivory” refers only to the whitish-yellow material that makes up the tusks of mammals, such as elephants and walruses. Other related materials, such as that which comprises the teeth of sperm whales and, upon occasion, hippopotamuses, is often called ivory, but technically, is not. Two other related types of material are the ivory from the East Indian [...] Click here to continue reading.

Ruyi – Chinese

Chinese Ruyi

Visitors to Beijing’s Forbidden City will notice a valuable exhibit called ruyi (formerly spelled as juyi) with a head like a shred of cloud and a long body or handle in the shape of a flat S. It may be made of any of a wide range of valuable materials: gold, jade, jadeite, crystal, agate, coral, agolloch eaglewood, bamboo, bone and what not. And the workmanship is often quite meticulous: it is [...] Click here to continue reading.

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