#1 Apophyllite with Stilbite AAA - 254g - 4.25 inch - Specimen 2 K9 Crystals Experts can often identify the

Experts can often identify the source mine that a particular amethyst came from

Roman naturalist Pliny the Elder believed quartz to be water ice

It is geometric

Different localities can produce a unique amethyst to that particular region or even to that particular mine

The manganese is often partly replaced by iron

#1 Apophyllite with Stilbite AAA - 254g - 4.25 inch - Specimen 2 K9 Crystals Experts can often identify the254g 4. 25 inch Crystals Minerals Vancouver Langley AAA Grade Specimens The name Apophyllite refers to a specific group of phyllosilicates, a class of minerals. Originally, the group name referred to a specific mineral, but was redefined in 1978 to stand for a class of minerals of similar chemical makeup that comprise a solid solution series, and includes the members fluorapophyllite, fluorapophyllite, hydroxyapophyllite. The name apophyllite is