cavansite with stilbite, gargoti museum, sinner, maharashtra, india

apophyllit blue borate cavansit cavansite crystal crystalline dark dragon element finds gargoti gem geology halides india jewel jewelry maharashtra mine mineral mineralogy museum nature oxides pattern polished precious quarry quartz rare raw rock shiny sinner specimen stilbit stilbite stone structure sulfate sulfide texture treasure turtle ungeschlifen unique white zeolite zeolith