h_ it.

To the _former_ belong these _Quaeries_.

10. Whether the Ground be made barren by Metalline or Mineral Effluviums?

11. Whether it be observed, that Trees and other greater Plants seem to
have their tops burnt, or other leaves or outsides discoloured? or whether
there be any Plants, that do affect to grow over such Mines; and whether it
have been tryed, that other Plants, that would prosper in the adjacent
places, will not be made to grow and thrive there?

12. Whether the Stones and Pebles, that are wash'd by the Brooks, Springs,
or other Waters, have any colour'd substance left upon them; and if they
have, of what colour, weight, &c. these adherences are?

13. Whether the Waters of the place proposed, do by their tast, smell,
ponderousness, &c. disclose themselves to contain Minerals? And, if they
do, what Minerals they or their residences, when they are evapourated away,
do appear to abound with, or to participate of?

14. Whether _Snow_ will not lye, or _Frost_ continue so long, or _Dew_ be
generated or stay upon the ground in the place proposed, as on other
neighbouring grounds?

15. Whether the _Dew_ that falls on that ground, will discolour white
Linnen or Woollen-Cloths, spred overnight on the {333} surface of the
ground, and employed to collect the Dew? And whether the _Rain_ that falls
there, and may be supposed to come thither from elsewhere, will discolour
such Clothes, or afford any residence of a Mineral Nature?

16. Whether the Place be more than ordinarily subject to Thunder and
Lightning, and to sudden Storms or Earthquakes; as likewise to Nocturnal
Lights and fiery Meteors.

17. Whether Mists use to rise from Grounds stored with Minerals? What is
observable in them, and what Minerals they signify, and may be supposed to
be produced by?

18. Whether the _Virgula Divinatoria_ be used to find out the Veins of
proposed Mines; and, if it be, with what success?

19. What other Signs above ground afford probability of Mines, or Direction
for following a Vein over Hills, Valleys, Lakes, Rivers, &c.

The _second_ sort of _Signs_ belonging to these _Quaeries_, are such as
follow.

20. Whether there be any Clayes, Marles, or other Mineral Earths, yellow or
liquid matters, that usually give notice of the Ore? And if there be more
than one, how and at what depths they are wont to lye respectively? Of what
thickness and consistence they are; and in what Order the Diggers meet with
them?

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