Business Segments (Tables)

12 Months Ended

Dec. 31, 2012

Business Segments

Schedule of operating results and certain other financial data for the Company's business segments

	2012		2011		2010
Revenues
Lime and limestone operations	$	131,404	$	129,704	$	125,169
Natural gas interests		7,121		12,878		7,425
Total revenues	$	138,525	$	142,582	$	132,594
Depreciation, depletion and amortization
Lime and limestone operations	$	13,559	$	12,195	$	12,135
Natural gas interests		1,291		1,402		1,172
Total depreciation, depletion and amortization	$	14,850	$	13,597	$	13,307
Gross profit
Lime and limestone operations	$	29,499	$	32,142	$	31,209
Natural gas interests		3,939		9,207		4,832
Total gross profit	$	33,438	$	41,349	$	36,041
Identifiable assets, at year end
Lime and limestone operations	$	130,059	$	133,487	$	136,103
Natural gas interests		11,943		13,789		14,036
Unallocated corporate assets and cash items		32,244		55,797		38,359
Total identifiable assets	$	174,246	$	203,073	$	188,498
Capital expenditures
Lime and limestone operations	$	8,211	$	7,696	$	6,777
Natural gas interests		81		1,717		2,551
Total capital expenditures	$	8,292	$	9,413	$	9,328