纯粹 - pure, fundamental, basic
质感 - texture as is textured art 质感艺术

XX灯款形成一种独特的视觉场景，将灯具作品的纯粹质感提升为精致的空间艺术
xx lamp forms a characteristic kind of sight, elevating the lamp from fundamental texture to an exquisite spatial art.


Texture, another element of art, is used to describe either the way a three-dimensional work actually feels when touched, or the visual "feel" of a ...
arthistory.about.com/cs/glossaries/g/t_texture.htm - 19k - Cached - Similar pages


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Note added at 9 hrs (2008-06-03 18:02:04 GMT)
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I prefer using fundamentalorbasic instead of pure.