precise technical drawing of a zeolite crystal structure (LTA or faujasite type). Isometric 3D vector graphic in CAD style on a clean white background. The open aluminosilicate framework is shown as a geometric wireframe model, displaying the exact symmetrical cavities and pore channels (sodalite cages). Clean, thin lines in blue and gray. No realistic shading, minimal blueprint alignment lines without actual text. Professional scientific textbook look, high resolution, vector illustration. Voir plus