Blueberry Mountain Quarry, Woburn, Middlesex Co., Massachusetts, USA

Ref.: Rocks & Min.: 13:183; 19:244; 21:75; 61:88; Gleba, 1978. Massachusetts Mineral & Fossil Localities; Januzzi, 1976: Mineral Localities of CT and SE NY State, ch.: Massachusetts Mineral Localities, p206.
A traprock quarry located in SW Woburn. Rock is pre-Carboniferous Salem granodiorite intruded into Pre-Cambrian Waltham gneiss. The workings were 1/3 mile long and 165 feet deep (or high at the face). There is now an industrial park on the quarry site.

Mineral List:

	Albite

	var: Cleavelandite

	Allanite-(Ce)

	Analcime

	Andradite

	Arsenopyrite

	Babingtonite

	Biotite

	Bornite

	Calcite

	Chalcocite

	Chalcopyrite

	'Chlorite Group'

	Cuprite

	var: Chalcotrichite

	Epidote

	Fluorite

	Hematite

	'Heulandite'

	'Hornblende'

	Laumontite

	Limonite

	Magnetite

	Malachite

	Microcline

	Molybdenite

	Opal var: Opal-AN

	Orthoclase

	var: Adularia

	Prehnite

	Pyrite

	Quartz

	var: Milky Quartz

	var: Rock Crystal

	Sphalerite

	'Stilbite'

	Stilpnomelane

	Thorite

	var: Orangite

	Titanite

	'Tourmaline Group'

	Tremolite

	Zircon

	var: Cyrtolite

44 entries listed. 29 valid minerals.

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