The phrase "appearance of stone" is correct and usable in written English.
It can be used to describe the visual characteristics or qualities of a stone-like material or object.
Example: "The sculpture had an impressive appearance of stone, making it difficult to believe it was crafted from resin."
Alternatives: "look of stone" or "stone-like appearance".
Evidently, the appearance of stone was thought to be as reassuring as stone.
It seems to correspond with the appearance of stone mounds and open-air sites recorded in the archaeological record.
The HTM is further defined by the first appearance of stone birch forests (Betula ermanii) – Kamchatka's most abundant modern tree species.
Intensive historical research was first carried out in order to define and date the major transformations undergone by the city, its structure (densification, then widening of the streets, filling of water courses), the lifestyle habits (heating) or the building practices (appearance of stone and paving, higher buildings, insulation).
Our results, along with the archaeological record, reveal that instead of following an orderly diachronic trend, eventually culminating in the modern human condition, some 'primitive' hand bone morphologies persisted side-by-side with MHL hand bone morphologies well after the first appearance of stone tools and zooarchaeological evidence of their use for butchery by at least 2.6 Ma (refs 10, 11).
This would explain why early bipedal hominins, such as A. afarensis [12] and A. africanus [13], already displayed human-like hand length proportions prior to the appearance of stone tools in the archeological record.
The first attempts at cutting and faceting were aimed at improving the appearance of stones by covering natural flaws.
The choice of a particular stone for a project is based on many factors, including the architect's design, availability of material, appearance of the stone, where the stone is used in the project, appropriate physical properties such as compression and water absorption, suitable mineral composition for the particular climate, and very often, cost.
Artificial stone composites, bound by cement or concrete, can be endowed with the appearance of natural stone through the addition of sand and crushed stone.
In a section on organizing space, just after "Reality I Trompe l'Oeil," comes "I Will Swap You the Appearance of a Stone for the Illusion of a Mountain".
It is used to increase the roughness to improve its antislip properties while preserving esthetic appearance of the stone without having thermal shock, mechanical stress and the production of fumes and dust.
