"1 





} k % 





«dt 



0. 



Frk 



km 



te. 



Ife; 



d 



TALCOSE AND HORNBLENDE SLATES, ETC 



113 



schorl. From contact of slate and granite, Castle on Dinas, Upper 



Gallery. 



Cornwall. Map 33. 



j\ "Wall-case 45 



. 101. — Talcose and micaceous . 



vonian. Camelford, CornivalL Map 

 slate and granite. Metamorphic rock 

 crystals of staurolite. 



IED SLATE, 



Near junction of 



102.— Micaceous schist, altered Devonian, 



*/< 



CornivalL Map 30. Near junction of slate and granite. 

 Metamorphic rock, containing many small crystals of stau- 

 rolite. 



103. — Micaceous rock, with crystals of staurolite. 



(amorphic rock. Cornwall. Locality unknown. 



Me- 



104. — Micaceous 



>f 



Metamorphic rock associated with chloritic 



micaceous and gneissic rocks. Salcombe, Devonshire. 

 Map 24. 



105. — Hornblende slate, weathered, Porthousestock y 



St. Keverne, CornivalL Map 31. From a set of metamorphic 

 rocks that form great part of the county north of Lizard 



Head. 



106. — Hornblende slate, metamorphic rock. Beast 



Head, Lizard, Cornwall. Map 32. 



107. — Altered rock, slightly foliated, traversed by 

 granite vein. St. Clements Island, Mousehole, Cornwall. 

 Map 33. 



The metamorphism of all the rocks of Cornwall and 

 Devon seems intimately connected with large masses of 

 granite, which lie among the palaeozoic strata. 



, 



; 





1 



Metamorphic and igneous rocks from the Malvern District. 



and a little chlorite. A 



Worcestersh 



Map 



if silvery mica, felspar, 

 of the Wych, Malvern, 



109 — Gkeissic rock, similar to the above. Same 

 locality. 



