Sun 26 Jul, 2015 08:21 pm - may be worked by humans, maybe not....i found it at work in the dirt parking lot while having lunch. it is located in pittston , PA. can you tell me more about quartzite? how is it formed? etc
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Sun 26 Jul, 2015 12:31 pm - Hello Folks! I happened to find a rock recently and was amazed by the structure of the rock. it looked liked 2 rocks of dissimilar color were fused together.
I have absolutely no knowledge of... (view)
