This fluorapophyllite, on stilbite, is from the Poone District in the Maharastra State of India. Many stunning mineral species are recovered in the basalt and other igneous deposits in the area. Mineral crystals can be found in vesicles and vugs within the deposits. There are 33 reported minerals in the area including apophyllite and stilbite. Fluorpophyllite is in the phyllosilicate mineral class and it contains the elements K, Na, Ca, Si, O, F, and H. Stilbite is a zeolite and contains the elements Na, Ca, Si, Al, O and H. This piece consists of a thin remnant basalt matrix that is covered with white stilbite and green fluorapophyllite crystals. It measures 3 1/2 x 2 1/2x 1 1/2 inches or 89 x 64 x 38 mm.