In New Geyser, Norris, Thomas Moran presents a vibrant landscape filled with rich colors. The painting showcases a geothermal scene, with a geyser erupting amidst a backdrop of lush greenery and rocky terrain. The blues and greens are particularly striking, creating a sense of depth and movement.

The sky is painted in soft hues, suggesting a serene atmosphere. This artwork is an oil on canvas, measuring approximately 76 x 102 cm. Moran's technique involves layering colors to achieve a luminous effect, particularly in the water and steam. The brushwork is dynamic, capturing the energy of the erupting geyser.

The composition draws the viewer's eye toward the center, where the geyser is actively spewing steam and water. Thomas Moran was a key figure in the American Romanticism movement, known for his depictions of the American West. New Geyser, Norris reflects his fascination with nature's power and beauty, particularly in the context of Yellowstone National Park. Interestingly, Moran's works played a significant role in the establishment of national parks in the United States.

His paintings helped to raise awareness and appreciation for the natural landscapes of America.