ABSTRACT
Blaenau Ffestiniog, Gwynedd LL41 3NB Phone 0766 830522 OS Map 115 OS Grid Reference SH715464 Personnel F J Jones, Unit Manager
PRODUCT DATA Rock type Ordovician Slate Colour Bluish grey Grain Fine Product Dressed or Lump Stone DRILLING DATA Hand-held equipment
GREAVES WELSH SLATE CO LTD
Blaenau Ffestiniog, Gwynedd LL41 3NB Phone 0766 830522 OS Map 115 OS Grid Reference SH701470 Personnel F J Jones, Unit Manager
PRODUCT DATA Rock type Ordovician Slate Colour Bluish grey Grain Fine Product Dressed or Lump Stone DRILLING DATA Hand-held equipment
GREAVES WELSH SLATE CO LTD
Blaenau Ffestiniog, Gwynedd LL41 3NB Phone 0766 830522 OS Map 115 OS Grid Reference SH705470 Personnel F J Jones, Unit Manager
PRODUCT DATA Rock type Ordovician Slate Colour Bluish grey Grain Fine
