Capture the mesmerizing presence of an enormous obsidian fire elemental, as it gracefully dances amidst the darkness of the cave. Show it composed of swirling flames, emanating both ethereal beauty and destructive power. Place it on a summoning altar adorned with occultist glyphs, surrounded by fiery snakes. Emphasize the flames rapidly consuming the surroundings, creating a spectacle of enchanting destruction. Utilize HDR and ray tracing techniques to enhance the visual impact and create an ultimate masterpiece