Help with a better translation for 展示着它罕见和珍稀。
reveal= 展露/显露 (展示 means 'display')

rareness= 罕有性 or 罕有 (罕见 means 'rarely seen')

preciousness= 珍贵性 or 珍贵 (珍稀 means 'precious and rare' )

uniqueness= 独特性 or 独特


(you can omit 性)

reveals its rareness and preciousness
展露着它的罕有性和珍贵性
展露着它的罕有和珍贵

~ 'rareness'(罕有性) and 'preciousness'(珍贵性) are nouns

reveals its rare and precious nature.
展露着它罕有和珍贵的本质

~ 'rare'(罕有的) and 'precious'(珍贵的) are adjectives

shows its uniqueness.
显示它的独特性