Haematite is not visible to the naked eye but can be recognised by its purple colour.
Purple slate roof tiles.
A percentage of these purple roof shingles will weather to tones of brown and buff over time.
It is the most durable form of iron and not affected by exposure.
Slate roofing colors unfading mottled green and purple a vermont slate of unusual color ranging in soft shades of purple and green in each piece from purple predominating to green predominating.
Because of its superior properties and performance unique plum color and rich texture architects specify this natural vermont slate for interior slate flooring exterior paving stone stair treads fireplace surrounds slate wall cladding including slate wall shingles countertops and roofing.
Sometimes called strata gray royal purple a beautiful nearly clear dark purple.
Canadian black mottled gray black grayish background with mottled shades of darker gray black some weathering can occur.
This medium textured slate weathers very little and is one of the most unique colors available on earth.
Purple slate quarried in vermont from our vermont slate quarry that has been in operation for over 150 years is a rare stone used for interior and exterior applications.
Unfading red a hard vein red slate similar in color to spanish mission tile.
North country semi weathering purple is a premium quality roofing slate in various shades of burgundy with frequent inclusions of green.
North country semi weathering purple.
Purple slate is beautiful in colour and is caused by haematite.
Some pieces are mostly purple and may be called dark mottled while at the other end of the range green predominates and can be known as light mottled.
In vermont mottled purple slate purple and green combine to form unique patterns in each slate.