Nephrite Nephrite Nephrite is a variety of the calcium, magnesium, and iron-rich amphibole minerals tremolite or actinolite (aggregates of which also make up one form of asbestos). The chemical formula for nephrite is Ca(Mg, Fe)SiO(OH). It is one of two different mineral species called jade. The other mineral species known as jade is jadeite, which is a variety of pyroxene. While nephrite jade possesses mainly grays and greens (and occasionally yellows, browns or whites), jadeite jade, which is rarer, can also contain blacks, reds, pinks and violets. Nephrite jade is an ornamental stone used in carvings, beads, or cabochon cut gemstones.
The Continuity of Life Forms gateway experience to what may become a deeper relationship with the natural world. So bringing 'The Continuity of Life Forms' back at this same location is ideal." The organization hopes the re-installation will introduce another generation to the artwork and Martin, who died in a plane crash in 1985. The Continuity of Life Forms The Continuity of Life Forms is a mosaic by Willard Martin, installed at the Oregon Zoo in Portland, Oregon. "The Continuity of Life Forms" is a large mid-century modern mosaic and one of the earliest remaining works by local architect and artist Willard "Will" Martin, who